31387654324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1753}}^1\times {\mathrm{3343}}^1$

素因数の和:5216

約数の個数: 48

約数和(自身を含む): 59779912192

約数和(自身を除く): 28392257868

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 1753, 2678, 3343, 3506, 5356, 6686, 7012, 13372, 22789, 43459, 45578, 86918, 91156, 173836, 180559, 344329, 361118, 688658, 722236, 1377316, 2347267, 4476277, 4694534, 5860279, 8952554, 9389068, 11720558, 17905108, 23441116, 76183627, 152367254, 304734508, 603608737, 1207217474, 2414434948, 7846913581, 15693827162, 31387654324]

約数ペア:

[(1, 31387654324), (2, 15693827162), (4, 7846913581), (13, 2414434948), (26, 1207217474), (52, 603608737), (103, 304734508), (206, 152367254), (412, 76183627), (1339, 23441116), (1753, 17905108), (2678, 11720558), (3343, 9389068), (3506, 8952554), (5356, 5860279), (6686, 4694534), (7012, 4476277), (13372, 2347267), (22789, 1377316), (43459, 722236), (45578, 688658), (86918, 361118), (91156, 344329), (173836, 180559)]