18883906245

素因数分解:

$3^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{52567}}^1$

素因数の和:53471

約数の個数: 40

約数和(自身を含む): 33889958784

約数和(自身を除く): 15006052539

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 887, 2661, 4435, 7983, 13305, 23949, 39915, 52567, 71847, 119745, 157701, 262835, 359235, 473103, 788505, 1419309, 2365515, 4257927, 7096545, 21289635, 46626929, 139880787, 233134645, 419642361, 699403935, 1258927083, 2098211805, 3776781249, 6294635415, 18883906245]

約数ペア:

[(1, 18883906245), (3, 6294635415), (5, 3776781249), (9, 2098211805), (15, 1258927083), (27, 699403935), (45, 419642361), (81, 233134645), (135, 139880787), (405, 46626929), (887, 21289635), (2661, 7096545), (4435, 4257927), (7983, 2365515), (13305, 1419309), (23949, 788505), (39915, 473103), (52567, 359235), (71847, 262835), (119745, 157701)]