212348605

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 310984704

約数和(自身を除く): 98636099

約数列:

[1, 5, 7, 31, 35, 49, 73, 155, 217, 245, 365, 383, 511, 1085, 1519, 1915, 2263, 2555, 2681, 3577, 7595, 11315, 11873, 13405, 15841, 17885, 18767, 27959, 59365, 79205, 83111, 93835, 110887, 139795, 195713, 415555, 554435, 581777, 866729, 978565, 1369991, 2908885, 4333645, 6067103, 6849955, 30335515, 42469721, 212348605]

約数ペア:

[(1, 212348605), (5, 42469721), (7, 30335515), (31, 6849955), (35, 6067103), (49, 4333645), (73, 2908885), (155, 1369991), (217, 978565), (245, 866729), (365, 581777), (383, 554435), (511, 415555), (1085, 195713), (1519, 139795), (1915, 110887), (2263, 93835), (2555, 83111), (2681, 79205), (3577, 59365), (7595, 27959), (11315, 18767), (11873, 17885), (13405, 15841)]