254702968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{66191}}^1$

素因数の和:66247

約数の個数: 32

約数和(自身を含む): 528212160

約数和(自身を除く): 273509192

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 66191, 132382, 264764, 529528, 860483, 1720966, 2449067, 3441932, 4898134, 6883864, 9796268, 19592536, 31837871, 63675742, 127351484, 254702968]

約数ペア:

[(1, 254702968), (2, 127351484), (4, 63675742), (8, 31837871), (13, 19592536), (26, 9796268), (37, 6883864), (52, 4898134), (74, 3441932), (104, 2449067), (148, 1720966), (296, 860483), (481, 529528), (962, 264764), (1924, 132382), (3848, 66191)]