491688148

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{80923}}^1$

素因数の和:80972

約数の個数: 36

約数和(自身を含む): 1033237632

約数和(自身を除く): 541549484

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 80923, 161846, 323692, 566461, 1132922, 2265844, 2508613, 3965227, 5017226, 7930454, 10034452, 15860908, 17560291, 35120582, 70241164, 122922037, 245844074, 491688148]

約数ペア:

[(1, 491688148), (2, 245844074), (4, 122922037), (7, 70241164), (14, 35120582), (28, 17560291), (31, 15860908), (49, 10034452), (62, 7930454), (98, 5017226), (124, 3965227), (196, 2508613), (217, 2265844), (434, 1132922), (868, 566461), (1519, 323692), (3038, 161846), (6076, 80923)]