259897955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1861}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 347493888

約数和(自身を除く): 87595933

約数列:

[1, 5, 17, 31, 53, 85, 155, 265, 527, 901, 1643, 1861, 2635, 4505, 8215, 9305, 27931, 31637, 57691, 98633, 139655, 158185, 288455, 493165, 980747, 1676761, 3057623, 4903735, 8383805, 15288115, 51979591, 259897955]

約数ペア:

[(1, 259897955), (5, 51979591), (17, 15288115), (31, 8383805), (53, 4903735), (85, 3057623), (155, 1676761), (265, 980747), (527, 493165), (901, 288455), (1643, 158185), (1861, 139655), (2635, 98633), (4505, 57691), (8215, 31637), (9305, 27931)]