201531798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20029}}^1$

素因数の和:20093

約数の個数: 48

約数和(自身を含む): 481200720

約数和(自身を除く): 279668922

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, 20029, 40058, 60087, 120174, 180261, 260377, 360522, 520754, 781131, 861247, 1562262, 1722494, 2343393, 2583741, 4686786, 5167482, 7751223, 11196211, 15502446, 22392422, 33588633, 67177266, 100765899, 201531798]

約数ペア:

[(1, 201531798), (2, 100765899), (3, 67177266), (6, 33588633), (9, 22392422), (13, 15502446), (18, 11196211), (26, 7751223), (39, 5167482), (43, 4686786), (78, 2583741), (86, 2343393), (117, 1722494), (129, 1562262), (234, 861247), (258, 781131), (387, 520754), (559, 360522), (774, 260377), (1118, 180261), (1677, 120174), (3354, 60087), (5031, 40058), (10062, 20029)]