217418128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{4519}}^1$

素因数の和:4655

約数の個数: 40

約数和(自身を含む): 439416320

約数和(自身を除く): 221998192

約数列:

[1, 2, 4, 8, 16, 31, 62, 97, 124, 194, 248, 388, 496, 776, 1552, 3007, 4519, 6014, 9038, 12028, 18076, 24056, 36152, 48112, 72304, 140089, 280178, 438343, 560356, 876686, 1120712, 1753372, 2241424, 3506744, 7013488, 13588633, 27177266, 54354532, 108709064, 217418128]

約数ペア:

[(1, 217418128), (2, 108709064), (4, 54354532), (8, 27177266), (16, 13588633), (31, 7013488), (62, 3506744), (97, 2241424), (124, 1753372), (194, 1120712), (248, 876686), (388, 560356), (496, 438343), (776, 280178), (1552, 140089), (3007, 72304), (4519, 48112), (6014, 36152), (9038, 24056), (12028, 18076)]