40188813

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 62972160

約数和(自身を除く): 22783347

約数列:

[1, 3, 7, 21, 61, 137, 183, 229, 411, 427, 687, 959, 1281, 1603, 2877, 4809, 8357, 13969, 25071, 31373, 41907, 58499, 94119, 97783, 175497, 219611, 293349, 658833, 1913753, 5741259, 13396271, 40188813]

約数ペア:

[(1, 40188813), (3, 13396271), (7, 5741259), (21, 1913753), (61, 658833), (137, 293349), (183, 219611), (229, 175497), (411, 97783), (427, 94119), (687, 58499), (959, 41907), (1281, 31373), (1603, 25071), (2877, 13969), (4809, 8357)]