28264838

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1439}}^1$

素因数の和:1532

約数の個数: 32

約数和(自身を含む): 51425280

約数和(自身を除く): 23160442

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1403, 1439, 2806, 2878, 9821, 10073, 19642, 20146, 33097, 66194, 87779, 175558, 231679, 463358, 614453, 1228906, 2018917, 4037834, 14132419, 28264838]

約数ペア:

[(1, 28264838), (2, 14132419), (7, 4037834), (14, 2018917), (23, 1228906), (46, 614453), (61, 463358), (122, 231679), (161, 175558), (322, 87779), (427, 66194), (854, 33097), (1403, 20146), (1439, 19642), (2806, 10073), (2878, 9821)]