318771388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{6379}}^1$

素因数の和:6458

約数の個数: 36

約数和(自身を含む): 620863320

約数和(自身を除く): 302091932

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1612, 1922, 3844, 6379, 12493, 12758, 24986, 25516, 49972, 82927, 165854, 197749, 331708, 395498, 790996, 2570737, 5141474, 6130219, 10282948, 12260438, 24520876, 79692847, 159385694, 318771388]

約数ペア:

[(1, 318771388), (2, 159385694), (4, 79692847), (13, 24520876), (26, 12260438), (31, 10282948), (52, 6130219), (62, 5141474), (124, 2570737), (403, 790996), (806, 395498), (961, 331708), (1612, 197749), (1922, 165854), (3844, 82927), (6379, 49972), (12493, 25516), (12758, 24986)]