668188998

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{32029}}^1$

素因数の和:32117

約数の個数: 48

約数和(自身を含む): 1548970800

約数和(自身を除く): 880781802

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 342, 366, 549, 1098, 1159, 2318, 3477, 6954, 10431, 20862, 32029, 64058, 96087, 192174, 288261, 576522, 608551, 1217102, 1825653, 1953769, 3651306, 3907538, 5476959, 5861307, 10953918, 11722614, 17583921, 35167842, 37121611, 74243222, 111364833, 222729666, 334094499, 668188998]

約数ペア:

[(1, 668188998), (2, 334094499), (3, 222729666), (6, 111364833), (9, 74243222), (18, 37121611), (19, 35167842), (38, 17583921), (57, 11722614), (61, 10953918), (114, 5861307), (122, 5476959), (171, 3907538), (183, 3651306), (342, 1953769), (366, 1825653), (549, 1217102), (1098, 608551), (1159, 576522), (2318, 288261), (3477, 192174), (6954, 96087), (10431, 64058), (20862, 32029)]