726974514

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{643}}^1\times {\mathrm{997}}^1$

素因数の和:1661

約数の個数: 80

約数和(自身を含む): 1866435648

約数和(自身を除く): 1139461134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 643, 997, 1134, 1286, 1929, 1994, 2991, 3858, 4501, 5787, 5982, 6979, 8973, 9002, 11574, 13503, 13958, 17361, 17946, 20937, 26919, 27006, 34722, 40509, 41874, 52083, 53838, 62811, 80757, 81018, 104166, 121527, 125622, 161514, 188433, 243054, 364581, 376866, 565299, 641071, 729162, 1130598, 1282142, 1923213, 3846426, 4487497, 5769639, 8974994, 11539278, 13462491, 17308917, 26924982, 34617834, 40387473, 51926751, 80774946, 103853502, 121162419, 242324838, 363487257, 726974514]

約数ペア:

[(1, 726974514), (2, 363487257), (3, 242324838), (6, 121162419), (7, 103853502), (9, 80774946), (14, 51926751), (18, 40387473), (21, 34617834), (27, 26924982), (42, 17308917), (54, 13462491), (63, 11539278), (81, 8974994), (126, 5769639), (162, 4487497), (189, 3846426), (378, 1923213), (567, 1282142), (643, 1130598), (997, 729162), (1134, 641071), (1286, 565299), (1929, 376866), (1994, 364581), (2991, 243054), (3858, 188433), (4501, 161514), (5787, 125622), (5982, 121527), (6979, 104166), (8973, 81018), (9002, 80757), (11574, 62811), (13503, 53838), (13958, 52083), (17361, 41874), (17946, 40509), (20937, 34722), (26919, 27006)]