64493156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3343}}^1$

素因数の和:3420

約数の個数: 48

約数和(自身を含む): 141571584

約数和(自身を除く): 77078428

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 1378, 1484, 2756, 3343, 4823, 6686, 9646, 13372, 19292, 23401, 43459, 46802, 86918, 93604, 173836, 177179, 304213, 354358, 608426, 708716, 1216852, 1240253, 2303327, 2480506, 4606654, 4961012, 9213308, 16123289, 32246578, 64493156]

約数ペア:

[(1, 64493156), (2, 32246578), (4, 16123289), (7, 9213308), (13, 4961012), (14, 4606654), (26, 2480506), (28, 2303327), (52, 1240253), (53, 1216852), (91, 708716), (106, 608426), (182, 354358), (212, 304213), (364, 177179), (371, 173836), (689, 93604), (742, 86918), (1378, 46802), (1484, 43459), (2756, 23401), (3343, 19292), (4823, 13372), (6686, 9646)]