217937736

素因数分解:

$2^3\times 3^3\times {\mathrm{431}}^1\times {\mathrm{2341}}^1$

素因数の和:2787

約数の個数: 64

約数和(自身を含む): 607046400

約数和(自身を除く): 389108664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 431, 862, 1293, 1724, 2341, 2586, 3448, 3879, 4682, 5172, 7023, 7758, 9364, 10344, 11637, 14046, 15516, 18728, 21069, 23274, 28092, 31032, 42138, 46548, 56184, 63207, 84276, 93096, 126414, 168552, 252828, 505656, 1008971, 2017942, 3026913, 4035884, 6053826, 8071768, 9080739, 12107652, 18161478, 24215304, 27242217, 36322956, 54484434, 72645912, 108968868, 217937736]

約数ペア:

[(1, 217937736), (2, 108968868), (3, 72645912), (4, 54484434), (6, 36322956), (8, 27242217), (9, 24215304), (12, 18161478), (18, 12107652), (24, 9080739), (27, 8071768), (36, 6053826), (54, 4035884), (72, 3026913), (108, 2017942), (216, 1008971), (431, 505656), (862, 252828), (1293, 168552), (1724, 126414), (2341, 93096), (2586, 84276), (3448, 63207), (3879, 56184), (4682, 46548), (5172, 42138), (7023, 31032), (7758, 28092), (9364, 23274), (10344, 21069), (11637, 18728), (14046, 15516)]