2155111998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 5058547200

約数和(自身を除く): 2903435202

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 59, 78, 102, 118, 163, 169, 177, 221, 326, 338, 354, 442, 489, 507, 663, 767, 978, 1003, 1014, 1326, 1534, 2006, 2119, 2197, 2301, 2771, 2873, 3009, 4238, 4394, 4602, 5542, 5746, 6018, 6357, 6591, 8313, 8619, 9617, 9971, 12714, 13039, 13182, 16626, 17238, 19234, 19942, 26078, 27547, 28851, 29913, 36023, 37349, 39117, 55094, 57702, 59826, 72046, 74698, 78234, 82641, 108069, 112047, 125021, 129623, 163489, 165282, 169507, 216138, 224094, 250042, 259246, 326978, 339014, 358111, 375063, 388869, 468299, 490467, 508521, 716222, 750126, 777738, 936598, 980934, 1017042, 1074333, 1404897, 1625273, 2125357, 2148666, 2203591, 2809794, 3250546, 4250714, 4407182, 4875819, 6087887, 6376071, 6610773, 9751638, 12175774, 12752142, 13221546, 18263661, 21128549, 27629641, 36527322, 42257098, 55259282, 63385647, 82888923, 126771294, 165777846, 359185333, 718370666, 1077555999, 2155111998]

約数ペア:

[(1, 2155111998), (2, 1077555999), (3, 718370666), (6, 359185333), (13, 165777846), (17, 126771294), (26, 82888923), (34, 63385647), (39, 55259282), (51, 42257098), (59, 36527322), (78, 27629641), (102, 21128549), (118, 18263661), (163, 13221546), (169, 12752142), (177, 12175774), (221, 9751638), (326, 6610773), (338, 6376071), (354, 6087887), (442, 4875819), (489, 4407182), (507, 4250714), (663, 3250546), (767, 2809794), (978, 2203591), (1003, 2148666), (1014, 2125357), (1326, 1625273), (1534, 1404897), (2006, 1074333), (2119, 1017042), (2197, 980934), (2301, 936598), (2771, 777738), (2873, 750126), (3009, 716222), (4238, 508521), (4394, 490467), (4602, 468299), (5542, 388869), (5746, 375063), (6018, 358111), (6357, 339014), (6591, 326978), (8313, 259246), (8619, 250042), (9617, 224094), (9971, 216138), (12714, 169507), (13039, 165282), (13182, 163489), (16626, 129623), (17238, 125021), (19234, 112047), (19942, 108069), (26078, 82641), (27547, 78234), (28851, 74698), (29913, 72046), (36023, 59826), (37349, 57702), (39117, 55094)]