669448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 1393560

約数和(自身を除く): 724112

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 157, 164, 314, 328, 533, 628, 1066, 1256, 2041, 2132, 4082, 4264, 6437, 8164, 12874, 16328, 25748, 51496, 83681, 167362, 334724, 669448]

約数ペア:

[(1, 669448), (2, 334724), (4, 167362), (8, 83681), (13, 51496), (26, 25748), (41, 16328), (52, 12874), (82, 8164), (104, 6437), (157, 4264), (164, 4082), (314, 2132), (328, 2041), (533, 1256), (628, 1066)]