1247131490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{76091}}^1$

素因数の和:76258

約数の個数: 32

約数和(自身を含む): 2465380800

約数和(自身を除く): 1218249310

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195, 16390, 76091, 152182, 380455, 760910, 837001, 1674002, 4185005, 8370010, 11337559, 22675118, 56687795, 113375590, 124713149, 249426298, 623565745, 1247131490]

約数ペア:

[(1, 1247131490), (2, 623565745), (5, 249426298), (10, 124713149), (11, 113375590), (22, 56687795), (55, 22675118), (110, 11337559), (149, 8370010), (298, 4185005), (745, 1674002), (1490, 837001), (1639, 760910), (3278, 380455), (8195, 152182), (16390, 76091)]