23965425

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 48979008

約数和(自身を除く): 25013583

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 421, 495, 575, 759, 825, 1035, 1263, 1265, 1725, 2105, 2277, 2475, 3789, 3795, 4631, 5175, 6315, 6325, 9683, 10525, 11385, 13893, 18945, 18975, 23155, 29049, 31575, 41679, 48415, 56925, 69465, 87147, 94725, 106513, 115775, 145245, 208395, 242075, 319539, 347325, 435735, 532565, 726225, 958617, 1041975, 1597695, 2178675, 2662825, 4793085, 7988475, 23965425]

約数ペア:

[(1, 23965425), (3, 7988475), (5, 4793085), (9, 2662825), (11, 2178675), (15, 1597695), (23, 1041975), (25, 958617), (33, 726225), (45, 532565), (55, 435735), (69, 347325), (75, 319539), (99, 242075), (115, 208395), (165, 145245), (207, 115775), (225, 106513), (253, 94725), (275, 87147), (345, 69465), (421, 56925), (495, 48415), (575, 41679), (759, 31575), (825, 29049), (1035, 23155), (1263, 18975), (1265, 18945), (1725, 13893), (2105, 11385), (2277, 10525), (2475, 9683), (3789, 6325), (3795, 6315), (4631, 5175)]