318661057

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 387636480

約数和(自身を除く): 68975423

約数列:

[1, 11, 13, 37, 143, 229, 263, 407, 481, 2519, 2893, 2977, 3419, 5291, 8473, 9731, 32747, 37609, 60227, 93203, 107041, 110149, 126503, 662497, 782951, 1211639, 1391533, 2228399, 8612461, 24512389, 28969187, 318661057]

約数ペア:

[(1, 318661057), (11, 28969187), (13, 24512389), (37, 8612461), (143, 2228399), (229, 1391533), (263, 1211639), (407, 782951), (481, 662497), (2519, 126503), (2893, 110149), (2977, 107041), (3419, 93203), (5291, 60227), (8473, 37609), (9731, 32747)]