6561490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2969}}^1$

素因数の和:3006

約数の個数: 32

約数和(自身を含む): 13471920

約数和(自身を除く): 6910430

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 2969, 5938, 14845, 29690, 38597, 50473, 77194, 100946, 192985, 252365, 385970, 504730, 656149, 1312298, 3280745, 6561490]

約数ペア:

[(1, 6561490), (2, 3280745), (5, 1312298), (10, 656149), (13, 504730), (17, 385970), (26, 252365), (34, 192985), (65, 100946), (85, 77194), (130, 50473), (170, 38597), (221, 29690), (442, 14845), (1105, 5938), (2210, 2969)]