28677788605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{207187}}^1$

素因数の和:207289

約数の個数: 32

約数和(自身を含む): 38188892160

約数和(自身を除く): 9511103555

約数列:

[1, 5, 19, 31, 47, 95, 155, 235, 589, 893, 1457, 2945, 4465, 7285, 27683, 138415, 207187, 1035935, 3936553, 6422797, 9737789, 19682765, 32113985, 48688945, 122033143, 185017991, 301871459, 610165715, 925089955, 1509357295, 5735557721, 28677788605]

約数ペア:

[(1, 28677788605), (5, 5735557721), (19, 1509357295), (31, 925089955), (47, 610165715), (95, 301871459), (155, 185017991), (235, 122033143), (589, 48688945), (893, 32113985), (1457, 19682765), (2945, 9737789), (4465, 6422797), (7285, 3936553), (27683, 1035935), (138415, 207187)]