68271567

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 119218176

約数和(自身を除く): 50946609

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 83, 91, 131, 161, 249, 273, 299, 393, 483, 581, 897, 917, 1079, 1703, 1743, 1909, 2093, 2751, 3013, 3237, 5109, 5727, 6279, 7553, 9039, 10873, 11921, 13363, 21091, 22659, 24817, 32619, 35763, 39169, 40089, 63273, 74451, 76111, 117507, 141349, 173719, 228333, 250079, 274183, 424047, 521157, 750237, 822549, 989443, 1750553, 2968329, 3251027, 5251659, 9753081, 22757189, 68271567]

約数ペア:

[(1, 68271567), (3, 22757189), (7, 9753081), (13, 5251659), (21, 3251027), (23, 2968329), (39, 1750553), (69, 989443), (83, 822549), (91, 750237), (131, 521157), (161, 424047), (249, 274183), (273, 250079), (299, 228333), (393, 173719), (483, 141349), (581, 117507), (897, 76111), (917, 74451), (1079, 63273), (1703, 40089), (1743, 39169), (1909, 35763), (2093, 32619), (2751, 24817), (3013, 22659), (3237, 21091), (5109, 13363), (5727, 11921), (6279, 10873), (7553, 9039)]