71989996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{13441}}^1$

素因数の和:13561

約数の個数: 24

約数和(自身を含む): 137000864

約数和(自身を除く): 65010868

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 13441, 26882, 53764, 174733, 349466, 698932, 1384423, 2768846, 5537692, 17997499, 35994998, 71989996]

約数ペア:

[(1, 71989996), (2, 35994998), (4, 17997499), (13, 5537692), (26, 2768846), (52, 1384423), (103, 698932), (206, 349466), (412, 174733), (1339, 53764), (2678, 26882), (5356, 13441)]