677012505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 1240904448

約数和(自身を除く): 563891943

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 331, 617, 663, 993, 1105, 1655, 1851, 3085, 3315, 4303, 4965, 5627, 8021, 9255, 10489, 12909, 16881, 21515, 24063, 28135, 31467, 40105, 52445, 64545, 73151, 84405, 120315, 136357, 157335, 204227, 219453, 365755, 409071, 612681, 681785, 1021135, 1097265, 2045355, 2654951, 3063405, 3471859, 7964853, 10415577, 13274755, 17359295, 39824265, 45134167, 52077885, 135402501, 225670835, 677012505]

約数ペア:

[(1, 677012505), (3, 225670835), (5, 135402501), (13, 52077885), (15, 45134167), (17, 39824265), (39, 17359295), (51, 13274755), (65, 10415577), (85, 7964853), (195, 3471859), (221, 3063405), (255, 2654951), (331, 2045355), (617, 1097265), (663, 1021135), (993, 681785), (1105, 612681), (1655, 409071), (1851, 365755), (3085, 219453), (3315, 204227), (4303, 157335), (4965, 136357), (5627, 120315), (8021, 84405), (9255, 73151), (10489, 64545), (12909, 52445), (16881, 40105), (21515, 31467), (24063, 28135)]