8721414

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 21239712

約数和(自身を除く): 12518298

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 61, 78, 94, 117, 122, 141, 169, 183, 234, 282, 338, 366, 423, 507, 549, 611, 793, 846, 1014, 1098, 1222, 1521, 1586, 1833, 2379, 2867, 3042, 3666, 4758, 5499, 5734, 7137, 7943, 8601, 10309, 10998, 14274, 15886, 17202, 20618, 23829, 25803, 30927, 37271, 47658, 51606, 61854, 71487, 74542, 92781, 111813, 142974, 185562, 223626, 335439, 484523, 670878, 969046, 1453569, 2907138, 4360707, 8721414]

約数ペア:

[(1, 8721414), (2, 4360707), (3, 2907138), (6, 1453569), (9, 969046), (13, 670878), (18, 484523), (26, 335439), (39, 223626), (47, 185562), (61, 142974), (78, 111813), (94, 92781), (117, 74542), (122, 71487), (141, 61854), (169, 51606), (183, 47658), (234, 37271), (282, 30927), (338, 25803), (366, 23829), (423, 20618), (507, 17202), (549, 15886), (611, 14274), (793, 10998), (846, 10309), (1014, 8601), (1098, 7943), (1222, 7137), (1521, 5734), (1586, 5499), (1833, 4758), (2379, 3666), (2867, 3042)]