31238766

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{133499}}^1$

素因数の和:133520

約数の個数: 24

約数和(自身を含む): 72891000

約数和(自身を除く): 41652234

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 133499, 266998, 400497, 800994, 1201491, 1735487, 2402982, 3470974, 5206461, 10412922, 15619383, 31238766]

約数ペア:

[(1, 31238766), (2, 15619383), (3, 10412922), (6, 5206461), (9, 3470974), (13, 2402982), (18, 1735487), (26, 1201491), (39, 800994), (78, 400497), (117, 266998), (234, 133499)]