1381439703

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 2293401600

約数和(自身を除く): 911961897

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 157, 343, 357, 471, 503, 833, 1029, 1099, 1509, 2499, 2669, 3297, 3521, 5831, 7693, 8007, 8551, 10563, 17493, 18683, 23079, 24647, 25653, 53851, 56049, 59857, 73941, 78971, 130781, 161553, 172529, 179571, 236913, 392343, 418999, 517587, 552797, 915467, 1256997, 1342507, 1658391, 2746401, 2932993, 3869579, 4027521, 8798979, 9397549, 11608737, 27087053, 28192647, 65782843, 81261159, 197348529, 460479901, 1381439703]

約数ペア:

[(1, 1381439703), (3, 460479901), (7, 197348529), (17, 81261159), (21, 65782843), (49, 28192647), (51, 27087053), (119, 11608737), (147, 9397549), (157, 8798979), (343, 4027521), (357, 3869579), (471, 2932993), (503, 2746401), (833, 1658391), (1029, 1342507), (1099, 1256997), (1509, 915467), (2499, 552797), (2669, 517587), (3297, 418999), (3521, 392343), (5831, 236913), (7693, 179571), (8007, 172529), (8551, 161553), (10563, 130781), (17493, 78971), (18683, 73941), (23079, 59857), (24647, 56049), (25653, 53851)]