221865436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{250979}}^1$

素因数の和:251013

約数の個数: 24

約数和(自身を含む): 442728720

約数和(自身を除く): 220863284

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 250979, 501958, 1003916, 3262727, 4266643, 6525454, 8533286, 13050908, 17066572, 55466359, 110932718, 221865436]

約数ペア:

[(1, 221865436), (2, 110932718), (4, 55466359), (13, 17066572), (17, 13050908), (26, 8533286), (34, 6525454), (52, 4266643), (68, 3262727), (221, 1003916), (442, 501958), (884, 250979)]