2221254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 72

約数和(自身を含む): 5938608

約数和(自身を除く): 3717354

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 61, 63, 102, 119, 122, 126, 153, 183, 238, 289, 306, 357, 366, 427, 549, 578, 714, 854, 867, 1037, 1071, 1098, 1281, 1734, 2023, 2074, 2142, 2562, 2601, 3111, 3843, 4046, 5202, 6069, 6222, 7259, 7686, 9333, 12138, 14518, 17629, 18207, 18666, 21777, 35258, 36414, 43554, 52887, 65331, 105774, 123403, 130662, 158661, 246806, 317322, 370209, 740418, 1110627, 2221254]

約数ペア:

[(1, 2221254), (2, 1110627), (3, 740418), (6, 370209), (7, 317322), (9, 246806), (14, 158661), (17, 130662), (18, 123403), (21, 105774), (34, 65331), (42, 52887), (51, 43554), (61, 36414), (63, 35258), (102, 21777), (119, 18666), (122, 18207), (126, 17629), (153, 14518), (183, 12138), (238, 9333), (289, 7686), (306, 7259), (357, 6222), (366, 6069), (427, 5202), (549, 4046), (578, 3843), (714, 3111), (854, 2601), (867, 2562), (1037, 2142), (1071, 2074), (1098, 2023), (1281, 1734)]