257433810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{9461}}^1$

素因数の和:10378

約数の個数: 32

約数和(自身を含む): 618587712

約数和(自身を除く): 361153902

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 907, 1814, 2721, 4535, 5442, 9070, 9461, 13605, 18922, 27210, 28383, 47305, 56766, 94610, 141915, 283830, 8581127, 17162254, 25743381, 42905635, 51486762, 85811270, 128716905, 257433810]

約数ペア:

[(1, 257433810), (2, 128716905), (3, 85811270), (5, 51486762), (6, 42905635), (10, 25743381), (15, 17162254), (30, 8581127), (907, 283830), (1814, 141915), (2721, 94610), (4535, 56766), (5442, 47305), (9070, 28383), (9461, 27210), (13605, 18922)]