71356275

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1733}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 133309920

約数和(自身を除く): 61953645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 915, 1525, 1647, 1733, 2745, 4575, 5199, 8235, 8665, 13725, 15597, 25995, 41175, 43325, 46791, 77985, 105713, 129975, 233955, 317139, 389925, 528565, 951417, 1169775, 1585695, 2642825, 2854251, 4757085, 7928475, 14271255, 23785425, 71356275]

約数ペア:

[(1, 71356275), (3, 23785425), (5, 14271255), (9, 7928475), (15, 4757085), (25, 2854251), (27, 2642825), (45, 1585695), (61, 1169775), (75, 951417), (135, 528565), (183, 389925), (225, 317139), (305, 233955), (549, 129975), (675, 105713), (915, 77985), (1525, 46791), (1647, 43325), (1733, 41175), (2745, 25995), (4575, 15597), (5199, 13725), (8235, 8665)]