813232812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{3449}}^1$

素因数の和:3871

約数の個数: 72

約数和(自身を含む): 2213492400

約数和(自身を除く): 1400259588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 401, 588, 802, 1203, 1604, 2406, 2807, 3449, 4812, 5614, 6898, 8421, 10347, 11228, 13796, 16842, 19649, 20694, 24143, 33684, 39298, 41388, 48286, 58947, 72429, 78596, 96572, 117894, 144858, 169001, 235788, 289716, 338002, 507003, 676004, 1014006, 1383049, 2028012, 2766098, 4149147, 5532196, 8298294, 9681343, 16596588, 19362686, 29044029, 38725372, 58088058, 67769401, 116176116, 135538802, 203308203, 271077604, 406616406, 813232812]

約数ペア:

[(1, 813232812), (2, 406616406), (3, 271077604), (4, 203308203), (6, 135538802), (7, 116176116), (12, 67769401), (14, 58088058), (21, 38725372), (28, 29044029), (42, 19362686), (49, 16596588), (84, 9681343), (98, 8298294), (147, 5532196), (196, 4149147), (294, 2766098), (401, 2028012), (588, 1383049), (802, 1014006), (1203, 676004), (1604, 507003), (2406, 338002), (2807, 289716), (3449, 235788), (4812, 169001), (5614, 144858), (6898, 117894), (8421, 96572), (10347, 78596), (11228, 72429), (13796, 58947), (16842, 48286), (19649, 41388), (20694, 39298), (24143, 33684)]