138197904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{221471}}^1$

素因数の和:221495

約数の個数: 40

約数和(自身を含む): 384475392

約数和(自身を除く): 246277488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 221471, 442942, 664413, 885884, 1328826, 1771768, 2657652, 2879123, 3543536, 5315304, 5758246, 8637369, 10630608, 11516492, 17274738, 23032984, 34549476, 46065968, 69098952, 138197904]

約数ペア:

[(1, 138197904), (2, 69098952), (3, 46065968), (4, 34549476), (6, 23032984), (8, 17274738), (12, 11516492), (13, 10630608), (16, 8637369), (24, 5758246), (26, 5315304), (39, 3543536), (48, 2879123), (52, 2657652), (78, 1771768), (104, 1328826), (156, 885884), (208, 664413), (312, 442942), (624, 221471)]