1279668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{631}}^1$

素因数の和:664

約数の個数: 36

約数和(自身を含む): 3238368

約数和(自身を除く): 1958700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 631, 676, 1014, 1262, 1893, 2028, 2524, 3786, 7572, 8203, 16406, 24609, 32812, 49218, 98436, 106639, 213278, 319917, 426556, 639834, 1279668]

約数ペア:

[(1, 1279668), (2, 639834), (3, 426556), (4, 319917), (6, 213278), (12, 106639), (13, 98436), (26, 49218), (39, 32812), (52, 24609), (78, 16406), (156, 8203), (169, 7572), (338, 3786), (507, 2524), (631, 2028), (676, 1893), (1014, 1262)]