398163132558

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{1000777}}^1$

素因数の和:1000870

約数の個数: 72

約数和(自身を含む): 930171110544

約数和(自身を除く): 532007977986

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 138, 186, 207, 279, 414, 558, 713, 961, 1426, 1922, 2139, 2883, 4278, 5766, 6417, 8649, 12834, 17298, 22103, 44206, 66309, 132618, 198927, 397854, 1000777, 2001554, 3002331, 6004662, 9006993, 18013986, 23017871, 31024087, 46035742, 62048174, 69053613, 93072261, 138107226, 186144522, 207160839, 279216783, 414321678, 558433566, 713554001, 961746697, 1427108002, 1923493394, 2140662003, 2885240091, 4281324006, 5770480182, 6421986009, 8655720273, 12843972018, 17311440546, 22120174031, 44240348062, 66360522093, 132721044186, 199081566279, 398163132558]

約数ペア:

[(1, 398163132558), (2, 199081566279), (3, 132721044186), (6, 66360522093), (9, 44240348062), (18, 22120174031), (23, 17311440546), (31, 12843972018), (46, 8655720273), (62, 6421986009), (69, 5770480182), (93, 4281324006), (138, 2885240091), (186, 2140662003), (207, 1923493394), (279, 1427108002), (414, 961746697), (558, 713554001), (713, 558433566), (961, 414321678), (1426, 279216783), (1922, 207160839), (2139, 186144522), (2883, 138107226), (4278, 93072261), (5766, 69053613), (6417, 62048174), (8649, 46035742), (12834, 31024087), (17298, 23017871), (22103, 18013986), (44206, 9006993), (66309, 6004662), (132618, 3002331), (198927, 2001554), (397854, 1000777)]