73481175

素因数分解:

$3^4\times 5^2\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:430

約数の個数: 60

約数和(自身を含む): 137646696

約数和(自身を除く): 64165521

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 131, 135, 225, 277, 393, 405, 655, 675, 831, 1179, 1385, 1965, 2025, 2493, 3275, 3537, 4155, 5895, 6925, 7479, 9825, 10611, 12465, 17685, 20775, 22437, 29475, 36287, 37395, 53055, 62325, 88425, 108861, 112185, 181435, 186975, 265275, 326583, 544305, 560925, 907175, 979749, 1632915, 2721525, 2939247, 4898745, 8164575, 14696235, 24493725, 73481175]

約数ペア:

[(1, 73481175), (3, 24493725), (5, 14696235), (9, 8164575), (15, 4898745), (25, 2939247), (27, 2721525), (45, 1632915), (75, 979749), (81, 907175), (131, 560925), (135, 544305), (225, 326583), (277, 265275), (393, 186975), (405, 181435), (655, 112185), (675, 108861), (831, 88425), (1179, 62325), (1385, 53055), (1965, 37395), (2025, 36287), (2493, 29475), (3275, 22437), (3537, 20775), (4155, 17685), (5895, 12465), (6925, 10611), (7479, 9825)]