25127718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 63272448

約数和(自身を除く): 38144730

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 137, 154, 231, 274, 397, 411, 462, 794, 822, 959, 1191, 1507, 1918, 2382, 2779, 2877, 3014, 4367, 4521, 5558, 5754, 8337, 8734, 9042, 10549, 13101, 16674, 21098, 26202, 30569, 31647, 54389, 61138, 63294, 91707, 108778, 163167, 183414, 326334, 380723, 598279, 761446, 1142169, 1196558, 1794837, 2284338, 3589674, 4187953, 8375906, 12563859, 25127718]

約数ペア:

[(1, 25127718), (2, 12563859), (3, 8375906), (6, 4187953), (7, 3589674), (11, 2284338), (14, 1794837), (21, 1196558), (22, 1142169), (33, 761446), (42, 598279), (66, 380723), (77, 326334), (137, 183414), (154, 163167), (231, 108778), (274, 91707), (397, 63294), (411, 61138), (462, 54389), (794, 31647), (822, 30569), (959, 26202), (1191, 21098), (1507, 16674), (1918, 13101), (2382, 10549), (2779, 9042), (2877, 8734), (3014, 8337), (4367, 5754), (4521, 5558)]