7666490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3469}}^1$

素因数の和:3506

約数の個数: 32

約数和(自身を含む): 15739920

約数和(自身を除く): 8073430

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 3469, 6938, 17345, 34690, 45097, 58973, 90194, 117946, 225485, 294865, 450970, 589730, 766649, 1533298, 3833245, 7666490]

約数ペア:

[(1, 7666490), (2, 3833245), (5, 1533298), (10, 766649), (13, 589730), (17, 450970), (26, 294865), (34, 225485), (65, 117946), (85, 90194), (130, 58973), (170, 45097), (221, 34690), (442, 17345), (1105, 6938), (2210, 3469)]