219864762

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21851}}^1$

素因数の和:21915

約数の個数: 48

約数和(自身を含む): 524972448

約数和(自身を除く): 305107686

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 21851, 43702, 65553, 131106, 196659, 284063, 393318, 568126, 852189, 939593, 1704378, 1879186, 2556567, 2818779, 5113134, 5637558, 8456337, 12214709, 16912674, 24429418, 36644127, 73288254, 109932381, 219864762]

約数ペア:

[(1, 219864762), (2, 109932381), (3, 73288254), (6, 36644127), (9, 24429418), (13, 16912674), (18, 12214709), (26, 8456337), (39, 5637558), (43, 5113134), (78, 2818779), (86, 2556567), (117, 1879186), (129, 1704378), (234, 939593), (258, 852189), (387, 568126), (559, 393318), (774, 284063), (1118, 196659), (1677, 131106), (3354, 65553), (5031, 43702), (10062, 21851)]