2068275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 3928320

約数和(自身を除く): 1860045

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 109, 115, 165, 253, 275, 327, 345, 545, 575, 759, 825, 1199, 1265, 1635, 1725, 2507, 2725, 3597, 3795, 5995, 6325, 7521, 8175, 12535, 17985, 18975, 27577, 29975, 37605, 62675, 82731, 89925, 137885, 188025, 413655, 689425, 2068275]

約数ペア:

[(1, 2068275), (3, 689425), (5, 413655), (11, 188025), (15, 137885), (23, 89925), (25, 82731), (33, 62675), (55, 37605), (69, 29975), (75, 27577), (109, 18975), (115, 17985), (165, 12535), (253, 8175), (275, 7521), (327, 6325), (345, 5995), (545, 3795), (575, 3597), (759, 2725), (825, 2507), (1199, 1725), (1265, 1635)]