828931390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{9811}}^1$

素因数の和:9913

約数の個数: 64

約数和(自身を含む): 1831154688

約数和(自身を除く): 1002223298

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 71, 85, 119, 142, 170, 238, 355, 497, 595, 710, 994, 1190, 1207, 2414, 2485, 4970, 6035, 8449, 9811, 12070, 16898, 19622, 42245, 49055, 68677, 84490, 98110, 137354, 166787, 333574, 343385, 686770, 696581, 833935, 1167509, 1393162, 1667870, 2335018, 3482905, 4876067, 5837545, 6965810, 9752134, 11675090, 11841877, 23683754, 24380335, 48760670, 59209385, 82893139, 118418770, 165786278, 414465695, 828931390]

約数ペア:

[(1, 828931390), (2, 414465695), (5, 165786278), (7, 118418770), (10, 82893139), (14, 59209385), (17, 48760670), (34, 24380335), (35, 23683754), (70, 11841877), (71, 11675090), (85, 9752134), (119, 6965810), (142, 5837545), (170, 4876067), (238, 3482905), (355, 2335018), (497, 1667870), (595, 1393162), (710, 1167509), (994, 833935), (1190, 696581), (1207, 686770), (2414, 343385), (2485, 333574), (4970, 166787), (6035, 137354), (8449, 98110), (9811, 84490), (12070, 68677), (16898, 49055), (19622, 42245)]