71882265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7523}}^1$

素因数の和:7558

約数の個数: 48

約数和(自身を含む): 144099648

約数和(自身を除く): 72217383

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 7523, 9555, 22569, 37615, 52661, 97799, 112845, 157983, 263305, 293397, 368627, 488995, 684593, 789915, 1105881, 1466985, 1843135, 2053779, 3422965, 4792151, 5529405, 10268895, 14376453, 23960755, 71882265]

約数ペア:

[(1, 71882265), (3, 23960755), (5, 14376453), (7, 10268895), (13, 5529405), (15, 4792151), (21, 3422965), (35, 2053779), (39, 1843135), (49, 1466985), (65, 1105881), (91, 789915), (105, 684593), (147, 488995), (195, 368627), (245, 293397), (273, 263305), (455, 157983), (637, 112845), (735, 97799), (1365, 52661), (1911, 37615), (3185, 22569), (7523, 9555)]