1555886664

素因数分解:

$2^3\times 3^3\times {\mathrm{1997}}^1\times {\mathrm{3607}}^1$

素因数の和:5619

約数の個数: 64

約数和(自身を含む): 4325270400

約数和(自身を除く): 2769383736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1997, 3607, 3994, 5991, 7214, 7988, 10821, 11982, 14428, 15976, 17973, 21642, 23964, 28856, 32463, 35946, 43284, 47928, 53919, 64926, 71892, 86568, 97389, 107838, 129852, 143784, 194778, 215676, 259704, 389556, 431352, 779112, 7203179, 14406358, 21609537, 28812716, 43219074, 57625432, 64828611, 86438148, 129657222, 172876296, 194485833, 259314444, 388971666, 518628888, 777943332, 1555886664]

約数ペア:

[(1, 1555886664), (2, 777943332), (3, 518628888), (4, 388971666), (6, 259314444), (8, 194485833), (9, 172876296), (12, 129657222), (18, 86438148), (24, 64828611), (27, 57625432), (36, 43219074), (54, 28812716), (72, 21609537), (108, 14406358), (216, 7203179), (1997, 779112), (3607, 431352), (3994, 389556), (5991, 259704), (7214, 215676), (7988, 194778), (10821, 143784), (11982, 129852), (14428, 107838), (15976, 97389), (17973, 86568), (21642, 71892), (23964, 64926), (28856, 53919), (32463, 47928), (35946, 43284)]