15657411

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 27710208

約数和(自身を除く): 12052797

約数列:

[1, 3, 7, 11, 21, 23, 33, 49, 69, 77, 147, 161, 231, 253, 421, 483, 539, 759, 1127, 1263, 1617, 1771, 2947, 3381, 4631, 5313, 8841, 9683, 12397, 13893, 20629, 29049, 32417, 37191, 61887, 67781, 97251, 106513, 203343, 226919, 319539, 474467, 680757, 745591, 1423401, 2236773, 5219137, 15657411]

約数ペア:

[(1, 15657411), (3, 5219137), (7, 2236773), (11, 1423401), (21, 745591), (23, 680757), (33, 474467), (49, 319539), (69, 226919), (77, 203343), (147, 106513), (161, 97251), (231, 67781), (253, 61887), (421, 37191), (483, 32417), (539, 29049), (759, 20629), (1127, 13893), (1263, 12397), (1617, 9683), (1771, 8841), (2947, 5313), (3381, 4631)]