40685385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5639}}^1$

素因数の和:5697

約数の個数: 32

約数和(自身を含む): 72011520

約数和(自身を除く): 31326135

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 5639, 7215, 16917, 28195, 73307, 84585, 208643, 219921, 366535, 625929, 1043215, 1099605, 2712359, 3129645, 8137077, 13561795, 40685385]

約数ペア:

[(1, 40685385), (3, 13561795), (5, 8137077), (13, 3129645), (15, 2712359), (37, 1099605), (39, 1043215), (65, 625929), (111, 366535), (185, 219921), (195, 208643), (481, 84585), (555, 73307), (1443, 28195), (2405, 16917), (5639, 7215)]