631965628

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{2591}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 1309851648

約数和(自身を除く): 677886020

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 281, 434, 562, 868, 1124, 1967, 2591, 3934, 5182, 7868, 8711, 10364, 17422, 18137, 34844, 36274, 60977, 72548, 80321, 121954, 160642, 243908, 321284, 562247, 728071, 1124494, 1456142, 2248988, 2912284, 5096497, 10192994, 20385988, 22570201, 45140402, 90280804, 157991407, 315982814, 631965628]

約数ペア:

[(1, 631965628), (2, 315982814), (4, 157991407), (7, 90280804), (14, 45140402), (28, 22570201), (31, 20385988), (62, 10192994), (124, 5096497), (217, 2912284), (281, 2248988), (434, 1456142), (562, 1124494), (868, 728071), (1124, 562247), (1967, 321284), (2591, 243908), (3934, 160642), (5182, 121954), (7868, 80321), (8711, 72548), (10364, 60977), (17422, 36274), (18137, 34844)]