15441868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 29883168

約数和(自身を除く): 14441300

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 169, 212, 338, 431, 676, 689, 862, 1378, 1724, 2756, 5603, 8957, 11206, 17914, 22412, 22843, 35828, 45686, 72839, 91372, 145678, 291356, 296959, 593918, 1187836, 3860467, 7720934, 15441868]

約数ペア:

[(1, 15441868), (2, 7720934), (4, 3860467), (13, 1187836), (26, 593918), (52, 296959), (53, 291356), (106, 145678), (169, 91372), (212, 72839), (338, 45686), (431, 35828), (676, 22843), (689, 22412), (862, 17914), (1378, 11206), (1724, 8957), (2756, 5603)]