28702242

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 66908160

約数和(自身を除く): 38205918

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 47, 54, 86, 94, 129, 141, 258, 263, 282, 387, 423, 526, 774, 789, 846, 1161, 1269, 1578, 2021, 2322, 2367, 2538, 4042, 4734, 6063, 7101, 11309, 12126, 12361, 14202, 18189, 22618, 24722, 33927, 36378, 37083, 54567, 67854, 74166, 101781, 109134, 111249, 203562, 222498, 305343, 333747, 531523, 610686, 667494, 1063046, 1594569, 3189138, 4783707, 9567414, 14351121, 28702242]

約数ペア:

[(1, 28702242), (2, 14351121), (3, 9567414), (6, 4783707), (9, 3189138), (18, 1594569), (27, 1063046), (43, 667494), (47, 610686), (54, 531523), (86, 333747), (94, 305343), (129, 222498), (141, 203562), (258, 111249), (263, 109134), (282, 101781), (387, 74166), (423, 67854), (526, 54567), (774, 37083), (789, 36378), (846, 33927), (1161, 24722), (1269, 22618), (1578, 18189), (2021, 14202), (2322, 12361), (2367, 12126), (2538, 11309), (4042, 7101), (4734, 6063)]