72421748

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{17359}}^1$

素因数の和:17519

約数の個数: 24

約数和(自身を含む): 145824000

約数和(自身を除く): 73402252

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 17359, 34718, 69436, 121513, 243026, 486052, 2586491, 5172982, 10345964, 18105437, 36210874, 72421748]

約数ペア:

[(1, 72421748), (2, 36210874), (4, 18105437), (7, 10345964), (14, 5172982), (28, 2586491), (149, 486052), (298, 243026), (596, 121513), (1043, 69436), (2086, 34718), (4172, 17359)]