25140819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 38972160

約数和(自身を除く): 13831341

約数列:

[1, 3, 11, 19, 33, 57, 101, 209, 303, 397, 627, 1111, 1191, 1919, 3333, 4367, 5757, 7543, 13101, 21109, 22629, 40097, 63327, 82973, 120291, 248919, 441067, 761843, 1323201, 2285529, 8380273, 25140819]

約数ペア:

[(1, 25140819), (3, 8380273), (11, 2285529), (19, 1323201), (33, 761843), (57, 441067), (101, 248919), (209, 120291), (303, 82973), (397, 63327), (627, 40097), (1111, 22629), (1191, 21109), (1919, 13101), (3333, 7543), (4367, 5757)]