64274637

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 109486080

約数和(自身を除く): 45211443

約数列:

[1, 3, 7, 17, 21, 43, 51, 53, 79, 119, 129, 159, 237, 301, 357, 371, 553, 731, 901, 903, 1113, 1343, 1659, 2193, 2279, 2703, 3397, 4029, 4187, 5117, 6307, 6837, 9401, 10191, 12561, 15351, 15953, 18921, 23779, 28203, 29309, 38743, 47859, 57749, 71179, 71337, 87927, 116229, 173247, 180041, 213537, 271201, 404243, 498253, 540123, 813603, 1212729, 1260287, 1494759, 3060697, 3780861, 9182091, 21424879, 64274637]

約数ペア:

[(1, 64274637), (3, 21424879), (7, 9182091), (17, 3780861), (21, 3060697), (43, 1494759), (51, 1260287), (53, 1212729), (79, 813603), (119, 540123), (129, 498253), (159, 404243), (237, 271201), (301, 213537), (357, 180041), (371, 173247), (553, 116229), (731, 87927), (901, 71337), (903, 71179), (1113, 57749), (1343, 47859), (1659, 38743), (2193, 29309), (2279, 28203), (2703, 23779), (3397, 18921), (4029, 15953), (4187, 15351), (5117, 12561), (6307, 10191), (6837, 9401)]