217955114

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 358041600

約数和(自身を除く): 140086486

約数列:

[1, 2, 13, 26, 127, 149, 254, 298, 443, 886, 1651, 1937, 3302, 3874, 5759, 11518, 18923, 37846, 56261, 66007, 112522, 132014, 245999, 491998, 731393, 858091, 1462786, 1716182, 8382889, 16765778, 108977557, 217955114]

約数ペア:

[(1, 217955114), (2, 108977557), (13, 16765778), (26, 8382889), (127, 1716182), (149, 1462786), (254, 858091), (298, 731393), (443, 491998), (886, 245999), (1651, 132014), (1937, 112522), (3302, 66007), (3874, 56261), (5759, 37846), (11518, 18923)]