31647837

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 47246976

約数和(自身を除く): 15599139

約数列:

[1, 3, 13, 39, 53, 61, 159, 183, 251, 689, 753, 793, 2067, 2379, 3233, 3263, 9699, 9789, 13303, 15311, 39909, 42029, 45933, 126087, 172939, 199043, 518817, 597129, 811483, 2434449, 10549279, 31647837]

約数ペア:

[(1, 31647837), (3, 10549279), (13, 2434449), (39, 811483), (53, 597129), (61, 518817), (159, 199043), (183, 172939), (251, 126087), (689, 45933), (753, 42029), (793, 39909), (2067, 15311), (2379, 13303), (3233, 9789), (3263, 9699)]