7888921012

素因数分解:

$2^2\times 7^2\times {\mathrm{227}}^1\times {\mathrm{281}}^1\times {\mathrm{631}}^1$

素因数の和:1157

約数の個数: 72

約数和(自身を含む): 16213393728

約数和(自身を除く): 8324472716

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 227, 281, 454, 562, 631, 908, 1124, 1262, 1589, 1967, 2524, 3178, 3934, 4417, 6356, 7868, 8834, 11123, 13769, 17668, 22246, 27538, 30919, 44492, 55076, 61838, 63787, 123676, 127574, 143237, 177311, 255148, 286474, 354622, 446509, 572948, 709244, 893018, 1002659, 1241177, 1786036, 2005318, 2482354, 3125563, 4010636, 4964708, 6251126, 7018613, 8688239, 12502252, 14037226, 17376478, 28074452, 34752956, 40249597, 80499194, 160998388, 281747179, 563494358, 1126988716, 1972230253, 3944460506, 7888921012]

約数ペア:

[(1, 7888921012), (2, 3944460506), (4, 1972230253), (7, 1126988716), (14, 563494358), (28, 281747179), (49, 160998388), (98, 80499194), (196, 40249597), (227, 34752956), (281, 28074452), (454, 17376478), (562, 14037226), (631, 12502252), (908, 8688239), (1124, 7018613), (1262, 6251126), (1589, 4964708), (1967, 4010636), (2524, 3125563), (3178, 2482354), (3934, 2005318), (4417, 1786036), (6356, 1241177), (7868, 1002659), (8834, 893018), (11123, 709244), (13769, 572948), (17668, 446509), (22246, 354622), (27538, 286474), (30919, 255148), (44492, 177311), (55076, 143237), (61838, 127574), (63787, 123676)]