721496932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{2131}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 1444165632

約数和(自身を除く): 722668700

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 383, 442, 766, 884, 1532, 2131, 4262, 4979, 6511, 8524, 9958, 13022, 19916, 26044, 27703, 36227, 55406, 72454, 84643, 110812, 144908, 169286, 338572, 470951, 816173, 941902, 1632346, 1883804, 3264692, 10610249, 13874941, 21220498, 27749882, 42440996, 55499764, 180374233, 360748466, 721496932]

約数ペア:

[(1, 721496932), (2, 360748466), (4, 180374233), (13, 55499764), (17, 42440996), (26, 27749882), (34, 21220498), (52, 13874941), (68, 10610249), (221, 3264692), (383, 1883804), (442, 1632346), (766, 941902), (884, 816173), (1532, 470951), (2131, 338572), (4262, 169286), (4979, 144908), (6511, 110812), (8524, 84643), (9958, 72454), (13022, 55406), (19916, 36227), (26044, 27703)]