39753805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2197

約数の個数: 32

約数和(自身を含む): 60173568

約数和(自身を除く): 20419763

約数列:

[1, 5, 7, 13, 35, 41, 65, 91, 205, 287, 455, 533, 1435, 2131, 2665, 3731, 10655, 14917, 18655, 27703, 74585, 87371, 138515, 193921, 436855, 611597, 969605, 1135823, 3057985, 5679115, 7950761, 39753805]

約数ペア:

[(1, 39753805), (5, 7950761), (7, 5679115), (13, 3057985), (35, 1135823), (41, 969605), (65, 611597), (91, 436855), (205, 193921), (287, 138515), (455, 87371), (533, 74585), (1435, 27703), (2131, 18655), (2665, 14917), (3731, 10655)]