233990445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7643}}^1$

素因数の和:7821

約数の個数: 32

約数和(自身を含む): 405804672

約数和(自身を除く): 171814227

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 2041, 2355, 6123, 7643, 10205, 22929, 30615, 38215, 99359, 114645, 298077, 496795, 1199951, 1490385, 3599853, 5999755, 15599363, 17999265, 46798089, 77996815, 233990445]

約数ペア:

[(1, 233990445), (3, 77996815), (5, 46798089), (13, 17999265), (15, 15599363), (39, 5999755), (65, 3599853), (157, 1490385), (195, 1199951), (471, 496795), (785, 298077), (2041, 114645), (2355, 99359), (6123, 38215), (7643, 30615), (10205, 22929)]