40307865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2131}}^1$

素因数の和:2249

約数の個数: 32

約数和(自身を含む): 70202496

約数和(自身を除く): 29894631

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 1261, 1455, 2131, 3783, 6305, 6393, 10655, 18915, 27703, 31965, 83109, 138515, 206707, 415545, 620121, 1033535, 2687191, 3100605, 8061573, 13435955, 40307865]

約数ペア:

[(1, 40307865), (3, 13435955), (5, 8061573), (13, 3100605), (15, 2687191), (39, 1033535), (65, 620121), (97, 415545), (195, 206707), (291, 138515), (485, 83109), (1261, 31965), (1455, 27703), (2131, 18915), (3783, 10655), (6305, 6393)]