1915706835

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20899}}^1$

素因数の和:21017

約数の個数: 64

約数和(自身を含む): 3932544000

約数和(自身を除く): 2016837165

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 945, 1455, 2037, 2619, 3395, 4365, 6111, 10185, 13095, 18333, 20899, 30555, 62697, 91665, 104495, 146293, 188091, 313485, 438879, 564273, 731465, 940455, 1316637, 2027203, 2194395, 2821365, 3949911, 6081609, 6583185, 10136015, 14190421, 18244827, 19749555, 30408045, 42571263, 54734481, 70952105, 91224135, 127713789, 212856315, 273672405, 383141367, 638568945, 1915706835]

約数ペア:

[(1, 1915706835), (3, 638568945), (5, 383141367), (7, 273672405), (9, 212856315), (15, 127713789), (21, 91224135), (27, 70952105), (35, 54734481), (45, 42571263), (63, 30408045), (97, 19749555), (105, 18244827), (135, 14190421), (189, 10136015), (291, 6583185), (315, 6081609), (485, 3949911), (679, 2821365), (873, 2194395), (945, 2027203), (1455, 1316637), (2037, 940455), (2619, 731465), (3395, 564273), (4365, 438879), (6111, 313485), (10185, 188091), (13095, 146293), (18333, 104495), (20899, 91665), (30555, 62697)]