180173378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{68821}}^1$

素因数の和:68858

約数の個数: 32

約数和(自身を含む): 356773248

約数和(自身を除く): 176599870

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 68821, 137642, 481747, 757031, 963494, 1169957, 1514062, 2339914, 5299217, 8189699, 10598434, 12869527, 16379398, 25739054, 90086689, 180173378]

約数ペア:

[(1, 180173378), (2, 90086689), (7, 25739054), (11, 16379398), (14, 12869527), (17, 10598434), (22, 8189699), (34, 5299217), (77, 2339914), (119, 1514062), (154, 1169957), (187, 963494), (238, 757031), (374, 481747), (1309, 137642), (2618, 68821)]