15206919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 25449984

約数和(自身を除く): 10243065

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1051, 1113, 2067, 3153, 4823, 7357, 13663, 14469, 22071, 40989, 55703, 95641, 167109, 286923, 389921, 724139, 1169763, 2172417, 5068973, 15206919]

約数ペア:

[(1, 15206919), (3, 5068973), (7, 2172417), (13, 1169763), (21, 724139), (39, 389921), (53, 286923), (91, 167109), (159, 95641), (273, 55703), (371, 40989), (689, 22071), (1051, 14469), (1113, 13663), (2067, 7357), (3153, 4823)]