22120485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 15619035

約数列:

[1, 3, 5, 15, 17, 51, 85, 223, 255, 389, 669, 1115, 1167, 1945, 3345, 3791, 5835, 6613, 11373, 18955, 19839, 33065, 56865, 86747, 99195, 260241, 433735, 1301205, 1474699, 4424097, 7373495, 22120485]

約数ペア:

[(1, 22120485), (3, 7373495), (5, 4424097), (15, 1474699), (17, 1301205), (51, 433735), (85, 260241), (223, 99195), (255, 86747), (389, 56865), (669, 33065), (1115, 19839), (1167, 18955), (1945, 11373), (3345, 6613), (3791, 5835)]