287789796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{4987}}^1$

素因数の和:5233

約数の個数: 72

約数和(自身を含む): 835190720

約数和(自身を除く): 547400924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 229, 252, 458, 687, 916, 1374, 1603, 2061, 2748, 3206, 4122, 4809, 4987, 6412, 8244, 9618, 9974, 14427, 14961, 19236, 19948, 28854, 29922, 34909, 44883, 57708, 59844, 69818, 89766, 104727, 139636, 179532, 209454, 314181, 418908, 628362, 1142023, 1256724, 2284046, 3426069, 4568092, 6852138, 7994161, 10278207, 13704276, 15988322, 20556414, 23982483, 31976644, 41112828, 47964966, 71947449, 95929932, 143894898, 287789796]

約数ペア:

[(1, 287789796), (2, 143894898), (3, 95929932), (4, 71947449), (6, 47964966), (7, 41112828), (9, 31976644), (12, 23982483), (14, 20556414), (18, 15988322), (21, 13704276), (28, 10278207), (36, 7994161), (42, 6852138), (63, 4568092), (84, 3426069), (126, 2284046), (229, 1256724), (252, 1142023), (458, 628362), (687, 418908), (916, 314181), (1374, 209454), (1603, 179532), (2061, 139636), (2748, 104727), (3206, 89766), (4122, 69818), (4809, 59844), (4987, 57708), (6412, 44883), (8244, 34909), (9618, 29922), (9974, 28854), (14427, 19948), (14961, 19236)]