74924985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2731}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 125890560

約数和(自身を除く): 50965575

約数列:

[1, 3, 5, 15, 31, 59, 93, 155, 177, 295, 465, 885, 1829, 2731, 5487, 8193, 9145, 13655, 27435, 40965, 84661, 161129, 253983, 423305, 483387, 805645, 1269915, 2416935, 4994999, 14984997, 24974995, 74924985]

約数ペア:

[(1, 74924985), (3, 24974995), (5, 14984997), (15, 4994999), (31, 2416935), (59, 1269915), (93, 805645), (155, 483387), (177, 423305), (295, 253983), (465, 161129), (885, 84661), (1829, 40965), (2731, 27435), (5487, 13655), (8193, 9145)]