253759428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17491}}^1$

素因数の和:17545

約数の個数: 72

約数和(自身を含む): 713113856

約数和(自身を除く): 459354428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 17491, 34982, 52473, 69964, 104946, 157419, 209892, 227383, 314838, 454766, 542221, 629676, 682149, 909532, 1084442, 1364298, 1626663, 2046447, 2168884, 2728596, 3253326, 4092894, 4879989, 6506652, 7048873, 8185788, 9759978, 14097746, 19519956, 21146619, 28195492, 42293238, 63439857, 84586476, 126879714, 253759428]

約数ペア:

[(1, 253759428), (2, 126879714), (3, 84586476), (4, 63439857), (6, 42293238), (9, 28195492), (12, 21146619), (13, 19519956), (18, 14097746), (26, 9759978), (31, 8185788), (36, 7048873), (39, 6506652), (52, 4879989), (62, 4092894), (78, 3253326), (93, 2728596), (117, 2168884), (124, 2046447), (156, 1626663), (186, 1364298), (234, 1084442), (279, 909532), (372, 682149), (403, 629676), (468, 542221), (558, 454766), (806, 314838), (1116, 227383), (1209, 209892), (1612, 157419), (2418, 104946), (3627, 69964), (4836, 52473), (7254, 34982), (14508, 17491)]