65557908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1253

約数の個数: 72

約数和(自身を含む): 180031488

約数和(自身を除く): 114473580

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1103, 1143, 1524, 1651, 2206, 2286, 3302, 3309, 4412, 4572, 4953, 6604, 6618, 9906, 9927, 13236, 14339, 14859, 19812, 19854, 28678, 29718, 39708, 43017, 57356, 59436, 86034, 129051, 140081, 172068, 258102, 280162, 420243, 516204, 560324, 840486, 1260729, 1680972, 1821053, 2521458, 3642106, 5042916, 5463159, 7284212, 10926318, 16389477, 21852636, 32778954, 65557908]

約数ペア:

[(1, 65557908), (2, 32778954), (3, 21852636), (4, 16389477), (6, 10926318), (9, 7284212), (12, 5463159), (13, 5042916), (18, 3642106), (26, 2521458), (36, 1821053), (39, 1680972), (52, 1260729), (78, 840486), (117, 560324), (127, 516204), (156, 420243), (234, 280162), (254, 258102), (381, 172068), (468, 140081), (508, 129051), (762, 86034), (1103, 59436), (1143, 57356), (1524, 43017), (1651, 39708), (2206, 29718), (2286, 28678), (3302, 19854), (3309, 19812), (4412, 14859), (4572, 14339), (4953, 13236), (6604, 9927), (6618, 9906)]