665652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 1778112

約数和(自身を除く): 1112460

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 251, 442, 502, 663, 753, 884, 1004, 1326, 1506, 2652, 3012, 3263, 4267, 6526, 8534, 9789, 12801, 13052, 17068, 19578, 25602, 39156, 51204, 55471, 110942, 166413, 221884, 332826, 665652]

約数ペア:

[(1, 665652), (2, 332826), (3, 221884), (4, 166413), (6, 110942), (12, 55471), (13, 51204), (17, 39156), (26, 25602), (34, 19578), (39, 17068), (51, 13052), (52, 12801), (68, 9789), (78, 8534), (102, 6526), (156, 4267), (204, 3263), (221, 3012), (251, 2652), (442, 1506), (502, 1326), (663, 1004), (753, 884)]