64193899

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 82851840

約数和(自身を除く): 18657941

約数列:

[1, 7, 11, 61, 77, 79, 173, 427, 553, 671, 869, 1211, 1903, 4697, 4819, 6083, 10553, 13321, 13667, 33733, 53009, 73871, 95669, 116083, 150337, 371063, 812581, 833687, 1052359, 5835809, 9170557, 64193899]

約数ペア:

[(1, 64193899), (7, 9170557), (11, 5835809), (61, 1052359), (77, 833687), (79, 812581), (173, 371063), (427, 150337), (553, 116083), (671, 95669), (869, 73871), (1211, 53009), (1903, 33733), (4697, 13667), (4819, 13321), (6083, 10553)]