280047366

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{3079}}^1$

素因数の和:3281

約数の個数: 48

約数和(自身を含む): 630389760

約数和(自身を除く): 350342394

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 163, 186, 279, 326, 489, 558, 978, 1467, 2934, 3079, 5053, 6158, 9237, 10106, 15159, 18474, 27711, 30318, 45477, 55422, 90954, 95449, 190898, 286347, 501877, 572694, 859041, 1003754, 1505631, 1718082, 3011262, 4516893, 9033786, 15558187, 31116374, 46674561, 93349122, 140023683, 280047366]

約数ペア:

[(1, 280047366), (2, 140023683), (3, 93349122), (6, 46674561), (9, 31116374), (18, 15558187), (31, 9033786), (62, 4516893), (93, 3011262), (163, 1718082), (186, 1505631), (279, 1003754), (326, 859041), (489, 572694), (558, 501877), (978, 286347), (1467, 190898), (2934, 95449), (3079, 90954), (5053, 55422), (6158, 45477), (9237, 30318), (10106, 27711), (15159, 18474)]