313351688

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{4373}}^1$

素因数の和:4458

約数の個数: 48

約数和(自身を含む): 648358020

約数和(自身を除く): 335006332

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 169, 212, 338, 424, 676, 689, 1352, 1378, 2756, 4373, 5512, 8746, 8957, 17492, 17914, 34984, 35828, 56849, 71656, 113698, 227396, 231769, 454792, 463538, 739037, 927076, 1478074, 1854152, 2956148, 3012997, 5912296, 6025994, 12051988, 24103976, 39168961, 78337922, 156675844, 313351688]

約数ペア:

[(1, 313351688), (2, 156675844), (4, 78337922), (8, 39168961), (13, 24103976), (26, 12051988), (52, 6025994), (53, 5912296), (104, 3012997), (106, 2956148), (169, 1854152), (212, 1478074), (338, 927076), (424, 739037), (676, 463538), (689, 454792), (1352, 231769), (1378, 227396), (2756, 113698), (4373, 71656), (5512, 56849), (8746, 35828), (8957, 34984), (17492, 17914)]