726506768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{2693}}^1$

素因数の和:4011

約数の個数: 40

約数和(自身を含む): 1517616408

約数和(自身を除く): 791109640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1297, 2594, 2693, 5188, 5386, 10376, 10772, 16861, 20752, 21544, 33722, 35009, 43088, 67444, 70018, 134888, 140036, 269776, 280072, 560144, 3492821, 6985642, 13971284, 27942568, 45406673, 55885136, 90813346, 181626692, 363253384, 726506768]

約数ペア:

[(1, 726506768), (2, 363253384), (4, 181626692), (8, 90813346), (13, 55885136), (16, 45406673), (26, 27942568), (52, 13971284), (104, 6985642), (208, 3492821), (1297, 560144), (2594, 280072), (2693, 269776), (5188, 140036), (5386, 134888), (10376, 70018), (10772, 67444), (16861, 43088), (20752, 35009), (21544, 33722)]