71777865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{947}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 119402496

約数和(自身を除く): 47624631

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 465, 489, 815, 947, 2445, 2841, 4735, 5053, 14205, 15159, 25265, 29357, 75795, 88071, 146785, 154361, 440355, 463083, 771805, 2315415, 4785191, 14355573, 23925955, 71777865]

約数ペア:

[(1, 71777865), (3, 23925955), (5, 14355573), (15, 4785191), (31, 2315415), (93, 771805), (155, 463083), (163, 440355), (465, 154361), (489, 146785), (815, 88071), (947, 75795), (2445, 29357), (2841, 25265), (4735, 15159), (5053, 14205)]