644947368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{48073}}^1$

素因数の和:48138

約数の個数: 64

約数和(自身を含む): 1776815040

約数和(自身を除く): 1131867672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1677, 2236, 3354, 4472, 6708, 13416, 48073, 96146, 144219, 192292, 288438, 384584, 576876, 624949, 1153752, 1249898, 1874847, 2067139, 2499796, 3749694, 4134278, 4999592, 6201417, 7499388, 8268556, 12402834, 14998776, 16537112, 24805668, 26872807, 49611336, 53745614, 80618421, 107491228, 161236842, 214982456, 322473684, 644947368]

約数ペア:

[(1, 644947368), (2, 322473684), (3, 214982456), (4, 161236842), (6, 107491228), (8, 80618421), (12, 53745614), (13, 49611336), (24, 26872807), (26, 24805668), (39, 16537112), (43, 14998776), (52, 12402834), (78, 8268556), (86, 7499388), (104, 6201417), (129, 4999592), (156, 4134278), (172, 3749694), (258, 2499796), (312, 2067139), (344, 1874847), (516, 1249898), (559, 1153752), (1032, 624949), (1118, 576876), (1677, 384584), (2236, 288438), (3354, 192292), (4472, 144219), (6708, 96146), (13416, 48073)]