350688015

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2221

約数の個数: 64

約数和(自身を含む): 663137280

約数和(自身を除く): 312449265

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 53, 69, 115, 135, 159, 207, 265, 345, 477, 621, 795, 1035, 1219, 1431, 2131, 2385, 3105, 3657, 6095, 6393, 7155, 10655, 10971, 18285, 19179, 31965, 32913, 49013, 54855, 57537, 95895, 112943, 147039, 164565, 245065, 287685, 338829, 441117, 564715, 735195, 1016487, 1323351, 1694145, 2205585, 2597689, 3049461, 5082435, 6616755, 7793067, 12988445, 15247305, 23379201, 38965335, 70137603, 116896005, 350688015]

約数ペア:

[(1, 350688015), (3, 116896005), (5, 70137603), (9, 38965335), (15, 23379201), (23, 15247305), (27, 12988445), (45, 7793067), (53, 6616755), (69, 5082435), (115, 3049461), (135, 2597689), (159, 2205585), (207, 1694145), (265, 1323351), (345, 1016487), (477, 735195), (621, 564715), (795, 441117), (1035, 338829), (1219, 287685), (1431, 245065), (2131, 164565), (2385, 147039), (3105, 112943), (3657, 95895), (6095, 57537), (6393, 54855), (7155, 49013), (10655, 32913), (10971, 31965), (18285, 19179)]