268973859

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4639}}^1$

素因数の和:4911

約数の個数: 32

約数和(自身を含む): 449003520

約数和(自身を除く): 180029661

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 251, 753, 1757, 2761, 4639, 5271, 8283, 13917, 19327, 32473, 51029, 57981, 97419, 153087, 357203, 1071609, 1164389, 3493167, 8150723, 12808279, 24452169, 38424837, 89657953, 268973859]

約数ペア:

[(1, 268973859), (3, 89657953), (7, 38424837), (11, 24452169), (21, 12808279), (33, 8150723), (77, 3493167), (231, 1164389), (251, 1071609), (753, 357203), (1757, 153087), (2761, 97419), (4639, 57981), (5271, 51029), (8283, 32473), (13917, 19327)]