12813304855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{769}}^1\times {\mathrm{887}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 17632802880

約数和(自身を除く): 4819498025

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 769, 887, 1105, 1445, 3757, 3845, 4435, 9997, 11531, 13073, 15079, 18785, 49985, 57655, 65365, 75395, 169949, 196027, 222241, 256343, 682103, 849745, 980135, 1111205, 1281715, 2889133, 3332459, 3410515, 8867339, 11595751, 14445665, 16662295, 44336695, 57978755, 150744763, 197127767, 753723815, 985638835, 2562660971, 12813304855]

約数ペア:

[(1, 12813304855), (5, 2562660971), (13, 985638835), (17, 753723815), (65, 197127767), (85, 150744763), (221, 57978755), (289, 44336695), (769, 16662295), (887, 14445665), (1105, 11595751), (1445, 8867339), (3757, 3410515), (3845, 3332459), (4435, 2889133), (9997, 1281715), (11531, 1111205), (13073, 980135), (15079, 849745), (18785, 682103), (49985, 256343), (57655, 222241), (65365, 196027), (75395, 169949)]