31663996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 108

約数和(自身を含む): 75455688

約数和(自身を除く): 43791692

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 43, 49, 52, 68, 86, 91, 98, 119, 172, 182, 196, 221, 238, 289, 301, 364, 442, 476, 559, 578, 602, 637, 731, 833, 884, 1118, 1156, 1204, 1274, 1462, 1547, 1666, 2023, 2107, 2236, 2548, 2924, 3094, 3332, 3757, 3913, 4046, 4214, 5117, 6188, 7514, 7826, 8092, 8428, 9503, 10234, 10829, 12427, 14161, 15028, 15652, 19006, 20468, 21658, 24854, 26299, 27391, 28322, 35819, 38012, 43316, 49708, 52598, 54782, 56644, 66521, 71638, 86989, 105196, 109564, 133042, 143276, 161551, 173978, 184093, 266084, 323102, 347956, 368186, 465647, 608923, 646204, 736372, 931294, 1130857, 1217846, 1862588, 2261714, 2435692, 4523428, 7915999, 15831998, 31663996]

約数ペア:

[(1, 31663996), (2, 15831998), (4, 7915999), (7, 4523428), (13, 2435692), (14, 2261714), (17, 1862588), (26, 1217846), (28, 1130857), (34, 931294), (43, 736372), (49, 646204), (52, 608923), (68, 465647), (86, 368186), (91, 347956), (98, 323102), (119, 266084), (172, 184093), (182, 173978), (196, 161551), (221, 143276), (238, 133042), (289, 109564), (301, 105196), (364, 86989), (442, 71638), (476, 66521), (559, 56644), (578, 54782), (602, 52598), (637, 49708), (731, 43316), (833, 38012), (884, 35819), (1118, 28322), (1156, 27391), (1204, 26299), (1274, 24854), (1462, 21658), (1547, 20468), (1666, 19006), (2023, 15652), (2107, 15028), (2236, 14161), (2548, 12427), (2924, 10829), (3094, 10234), (3332, 9503), (3757, 8428), (3913, 8092), (4046, 7826), (4214, 7514), (5117, 6188)]