64398045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 109032192

約数和(自身を除く): 44634147

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 1095, 1679, 2557, 5037, 7671, 8395, 12785, 25185, 38355, 58811, 176433, 186661, 294055, 559983, 882165, 933305, 2799915, 4293203, 12879609, 21466015, 64398045]

約数ペア:

[(1, 64398045), (3, 21466015), (5, 12879609), (15, 4293203), (23, 2799915), (69, 933305), (73, 882165), (115, 559983), (219, 294055), (345, 186661), (365, 176433), (1095, 58811), (1679, 38355), (2557, 25185), (5037, 12785), (7671, 8395)]