1689496725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{379}}^1\times {\mathrm{1213}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 3260609760

約数和(自身を除く): 1571113035

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 379, 525, 735, 1137, 1213, 1225, 1895, 2653, 3639, 3675, 5685, 6065, 7959, 8491, 9475, 13265, 18195, 18571, 25473, 28425, 30325, 39795, 42455, 55713, 59437, 66325, 90975, 92855, 127365, 178311, 198975, 212275, 278565, 297185, 459727, 464275, 636825, 891555, 1379181, 1392825, 1485925, 2298635, 3218089, 4457775, 6895905, 9654267, 11493175, 16090445, 22526623, 34479525, 48271335, 67579869, 80452225, 112633115, 241356675, 337899345, 563165575, 1689496725]

約数ペア:

[(1, 1689496725), (3, 563165575), (5, 337899345), (7, 241356675), (15, 112633115), (21, 80452225), (25, 67579869), (35, 48271335), (49, 34479525), (75, 22526623), (105, 16090445), (147, 11493175), (175, 9654267), (245, 6895905), (379, 4457775), (525, 3218089), (735, 2298635), (1137, 1485925), (1213, 1392825), (1225, 1379181), (1895, 891555), (2653, 636825), (3639, 464275), (3675, 459727), (5685, 297185), (6065, 278565), (7959, 212275), (8491, 198975), (9475, 178311), (13265, 127365), (18195, 92855), (18571, 90975), (25473, 66325), (28425, 59437), (30325, 55713), (39795, 42455)]