31192974

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 69848064

約数和(自身を除く): 38655090

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 191, 211, 258, 382, 387, 422, 573, 633, 774, 1146, 1266, 1719, 1899, 3438, 3798, 8213, 9073, 16426, 18146, 24639, 27219, 40301, 49278, 54438, 73917, 80602, 81657, 120903, 147834, 163314, 241806, 362709, 725418, 1732943, 3465886, 5198829, 10397658, 15596487, 31192974]

約数ペア:

[(1, 31192974), (2, 15596487), (3, 10397658), (6, 5198829), (9, 3465886), (18, 1732943), (43, 725418), (86, 362709), (129, 241806), (191, 163314), (211, 147834), (258, 120903), (382, 81657), (387, 80602), (422, 73917), (573, 54438), (633, 49278), (774, 40301), (1146, 27219), (1266, 24639), (1719, 18146), (1899, 16426), (3438, 9073), (3798, 8213)]