13020228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 36324288

約数和(自身を除く): 23304060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 647, 774, 1118, 1294, 1548, 1677, 1941, 2236, 2588, 3354, 3882, 5031, 5823, 6708, 7764, 8411, 10062, 11646, 16822, 20124, 23292, 25233, 27821, 33644, 50466, 55642, 75699, 83463, 100932, 111284, 151398, 166926, 250389, 302796, 333852, 361673, 500778, 723346, 1001556, 1085019, 1446692, 2170038, 3255057, 4340076, 6510114, 13020228]

約数ペア:

[(1, 13020228), (2, 6510114), (3, 4340076), (4, 3255057), (6, 2170038), (9, 1446692), (12, 1085019), (13, 1001556), (18, 723346), (26, 500778), (36, 361673), (39, 333852), (43, 302796), (52, 250389), (78, 166926), (86, 151398), (117, 111284), (129, 100932), (156, 83463), (172, 75699), (234, 55642), (258, 50466), (387, 33644), (468, 27821), (516, 25233), (559, 23292), (647, 20124), (774, 16822), (1118, 11646), (1294, 10062), (1548, 8411), (1677, 7764), (1941, 6708), (2236, 5823), (2588, 5031), (3354, 3882)]