287730852

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{1163}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 686387520

約数和(自身を除く): 398656668

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 389, 636, 778, 1163, 1167, 1556, 2326, 2334, 3489, 4652, 4668, 6978, 13956, 20617, 41234, 61639, 61851, 82468, 123278, 123702, 184917, 246556, 247404, 369834, 452407, 739668, 904814, 1357221, 1809628, 2714442, 5428884, 23977571, 47955142, 71932713, 95910284, 143865426, 287730852]

約数ペア:

[(1, 287730852), (2, 143865426), (3, 95910284), (4, 71932713), (6, 47955142), (12, 23977571), (53, 5428884), (106, 2714442), (159, 1809628), (212, 1357221), (318, 904814), (389, 739668), (636, 452407), (778, 369834), (1163, 247404), (1167, 246556), (1556, 184917), (2326, 123702), (2334, 123278), (3489, 82468), (4652, 61851), (4668, 61639), (6978, 41234), (13956, 20617)]