289095075

素因数分解:

$3^4\times 5^2\times {\mathrm{367}}^1\times {\mathrm{389}}^1$

素因数の和:778

約数の個数: 60

約数和(自身を含む): 538343520

約数和(自身を除く): 249248445

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 367, 389, 405, 675, 1101, 1167, 1835, 1945, 2025, 3303, 3501, 5505, 5835, 9175, 9725, 9909, 10503, 16515, 17505, 27525, 29175, 29727, 31509, 49545, 52515, 82575, 87525, 142763, 148635, 157545, 247725, 262575, 428289, 713815, 743175, 787725, 1284867, 2141445, 3569075, 3854601, 6424335, 10707225, 11563803, 19273005, 32121675, 57819015, 96365025, 289095075]

約数ペア:

[(1, 289095075), (3, 96365025), (5, 57819015), (9, 32121675), (15, 19273005), (25, 11563803), (27, 10707225), (45, 6424335), (75, 3854601), (81, 3569075), (135, 2141445), (225, 1284867), (367, 787725), (389, 743175), (405, 713815), (675, 428289), (1101, 262575), (1167, 247725), (1835, 157545), (1945, 148635), (2025, 142763), (3303, 87525), (3501, 82575), (5505, 52515), (5835, 49545), (9175, 31509), (9725, 29727), (9909, 29175), (10503, 27525), (16515, 17505)]