1520020746

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{821}}^1\times {\mathrm{1409}}^1$

素因数の和:2311

約数の個数: 48

約数和(自身を含む): 3344931720

約数和(自身を除く): 1824910974

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 821, 1314, 1409, 1642, 2463, 2818, 4227, 4926, 7389, 8454, 12681, 14778, 25362, 59933, 102857, 119866, 179799, 205714, 308571, 359598, 539397, 617142, 925713, 1078794, 1156789, 1851426, 2313578, 3470367, 6940734, 10411101, 20822202, 84445597, 168891194, 253336791, 506673582, 760010373, 1520020746]

約数ペア:

[(1, 1520020746), (2, 760010373), (3, 506673582), (6, 253336791), (9, 168891194), (18, 84445597), (73, 20822202), (146, 10411101), (219, 6940734), (438, 3470367), (657, 2313578), (821, 1851426), (1314, 1156789), (1409, 1078794), (1642, 925713), (2463, 617142), (2818, 539397), (4227, 359598), (4926, 308571), (7389, 205714), (8454, 179799), (12681, 119866), (14778, 102857), (25362, 59933)]