290401974

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1609}}^1$

素因数の和:1925

約数の個数: 48

約数和(自身を含む): 648997440

約数和(自身を除く): 358595466

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 271, 333, 542, 666, 813, 1609, 1626, 2439, 3218, 4827, 4878, 9654, 10027, 14481, 20054, 28962, 30081, 59533, 60162, 90243, 119066, 178599, 180486, 357198, 436039, 535797, 872078, 1071594, 1308117, 2616234, 3924351, 7848702, 16133443, 32266886, 48400329, 96800658, 145200987, 290401974]

約数ペア:

[(1, 290401974), (2, 145200987), (3, 96800658), (6, 48400329), (9, 32266886), (18, 16133443), (37, 7848702), (74, 3924351), (111, 2616234), (222, 1308117), (271, 1071594), (333, 872078), (542, 535797), (666, 436039), (813, 357198), (1609, 180486), (1626, 178599), (2439, 119066), (3218, 90243), (4827, 60162), (4878, 59533), (9654, 30081), (10027, 28962), (14481, 20054)]