686943972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{133439}}^1$

素因数の和:133473

約数の個数: 72

約数和(自身を含む): 2040030720

約数和(自身を除く): 1353086748

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 133439, 266878, 400317, 533756, 800634, 1200951, 1467829, 1601268, 1734707, 2401902, 2935658, 3469414, 4403487, 4803804, 5204121, 5871316, 6938828, 8806974, 10408242, 13210461, 15612363, 17613948, 19081777, 20816484, 26420922, 31224726, 38163554, 52841844, 57245331, 62449452, 76327108, 114490662, 171735993, 228981324, 343471986, 686943972]

約数ペア:

[(1, 686943972), (2, 343471986), (3, 228981324), (4, 171735993), (6, 114490662), (9, 76327108), (11, 62449452), (12, 57245331), (13, 52841844), (18, 38163554), (22, 31224726), (26, 26420922), (33, 20816484), (36, 19081777), (39, 17613948), (44, 15612363), (52, 13210461), (66, 10408242), (78, 8806974), (99, 6938828), (117, 5871316), (132, 5204121), (143, 4803804), (156, 4403487), (198, 3469414), (234, 2935658), (286, 2401902), (396, 1734707), (429, 1601268), (468, 1467829), (572, 1200951), (858, 800634), (1287, 533756), (1716, 400317), (2574, 266878), (5148, 133439)]