31540572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2663}}^1$

素因数の和:2727

約数の個数: 72

約数和(自身を含む): 93090816

約数和(自身を除く): 61550244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2663, 2961, 3948, 5326, 5922, 7989, 10652, 11844, 15978, 18641, 23967, 31956, 37282, 47934, 55923, 74564, 95868, 111846, 125161, 167769, 223692, 250322, 335538, 375483, 500644, 671076, 750966, 876127, 1126449, 1501932, 1752254, 2252898, 2628381, 3504508, 4505796, 5256762, 7885143, 10513524, 15770286, 31540572]

約数ペア:

[(1, 31540572), (2, 15770286), (3, 10513524), (4, 7885143), (6, 5256762), (7, 4505796), (9, 3504508), (12, 2628381), (14, 2252898), (18, 1752254), (21, 1501932), (28, 1126449), (36, 876127), (42, 750966), (47, 671076), (63, 500644), (84, 375483), (94, 335538), (126, 250322), (141, 223692), (188, 167769), (252, 125161), (282, 111846), (329, 95868), (423, 74564), (564, 55923), (658, 47934), (846, 37282), (987, 31956), (1316, 23967), (1692, 18641), (1974, 15978), (2663, 11844), (2961, 10652), (3948, 7989), (5326, 5922)]