61971585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1597}}^1$

素因数の和:1817

約数の個数: 32

約数和(自身を含む): 107385600

約数和(自身を除く): 45414015

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 199, 597, 995, 1597, 2587, 2985, 4791, 7761, 7985, 12935, 20761, 23955, 38805, 62283, 103805, 311415, 317803, 953409, 1589015, 4131439, 4767045, 12394317, 20657195, 61971585]

約数ペア:

[(1, 61971585), (3, 20657195), (5, 12394317), (13, 4767045), (15, 4131439), (39, 1589015), (65, 953409), (195, 317803), (199, 311415), (597, 103805), (995, 62283), (1597, 38805), (2587, 23955), (2985, 20761), (4791, 12935), (7761, 7985)]