259163515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 354876480

約数和(自身を除く): 95712965

約数列:

[1, 5, 13, 19, 65, 95, 173, 247, 865, 1213, 1235, 2249, 3287, 6065, 11245, 15769, 16435, 23047, 42731, 78845, 115235, 209849, 213655, 299611, 1049245, 1498055, 2728037, 3987131, 13640185, 19935655, 51832703, 259163515]

約数ペア:

[(1, 259163515), (5, 51832703), (13, 19935655), (19, 13640185), (65, 3987131), (95, 2728037), (173, 1498055), (247, 1049245), (865, 299611), (1213, 213655), (1235, 209849), (2249, 115235), (3287, 78845), (6065, 42731), (11245, 23047), (15769, 16435)]