840924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 2515968

約数和(自身を除く): 1675044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 71, 84, 94, 126, 141, 142, 188, 213, 252, 282, 284, 329, 423, 426, 497, 564, 639, 658, 846, 852, 987, 994, 1278, 1316, 1491, 1692, 1974, 1988, 2556, 2961, 2982, 3337, 3948, 4473, 5922, 5964, 6674, 8946, 10011, 11844, 13348, 17892, 20022, 23359, 30033, 40044, 46718, 60066, 70077, 93436, 120132, 140154, 210231, 280308, 420462, 840924]

約数ペア:

[(1, 840924), (2, 420462), (3, 280308), (4, 210231), (6, 140154), (7, 120132), (9, 93436), (12, 70077), (14, 60066), (18, 46718), (21, 40044), (28, 30033), (36, 23359), (42, 20022), (47, 17892), (63, 13348), (71, 11844), (84, 10011), (94, 8946), (126, 6674), (141, 5964), (142, 5922), (188, 4473), (213, 3948), (252, 3337), (282, 2982), (284, 2961), (329, 2556), (423, 1988), (426, 1974), (497, 1692), (564, 1491), (639, 1316), (658, 1278), (846, 994), (852, 987)]