1406681432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{19979}}^1$

素因数の和:20675

約数の個数: 32

約数和(自身を含む): 2844752400

約数和(自身を除く): 1438070968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 677, 1354, 2708, 5416, 8801, 17602, 19979, 35204, 39958, 70408, 79916, 159832, 259727, 519454, 1038908, 2077816, 13525783, 27051566, 54103132, 108206264, 175835179, 351670358, 703340716, 1406681432]

約数ペア:

[(1, 1406681432), (2, 703340716), (4, 351670358), (8, 175835179), (13, 108206264), (26, 54103132), (52, 27051566), (104, 13525783), (677, 2077816), (1354, 1038908), (2708, 519454), (5416, 259727), (8801, 159832), (17602, 79916), (19979, 70408), (35204, 39958)]