211495830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77471}}^1$

素因数の和:77501

約数の個数: 64

約数和(自身を含む): 624734208

約数和(自身を除く): 413238378

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 77471, 154942, 232413, 387355, 464826, 542297, 774710, 1007123, 1084594, 1162065, 1626891, 2014246, 2324130, 2711485, 3021369, 3253782, 5035615, 5422970, 6042738, 7049861, 8134455, 10071230, 14099722, 15106845, 16268910, 21149583, 30213690, 35249305, 42299166, 70498610, 105747915, 211495830]

約数ペア:

[(1, 211495830), (2, 105747915), (3, 70498610), (5, 42299166), (6, 35249305), (7, 30213690), (10, 21149583), (13, 16268910), (14, 15106845), (15, 14099722), (21, 10071230), (26, 8134455), (30, 7049861), (35, 6042738), (39, 5422970), (42, 5035615), (65, 3253782), (70, 3021369), (78, 2711485), (91, 2324130), (105, 2014246), (130, 1626891), (182, 1162065), (195, 1084594), (210, 1007123), (273, 774710), (390, 542297), (455, 464826), (546, 387355), (910, 232413), (1365, 154942), (2730, 77471)]