127997928

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{13781}}^1$

素因数の和:13839

約数の個数: 64

約数和(自身を含む): 363844800

約数和(自身を除く): 235846872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2322, 3096, 4644, 9288, 13781, 27562, 41343, 55124, 82686, 110248, 124029, 165372, 248058, 330744, 372087, 496116, 592583, 744174, 992232, 1185166, 1488348, 1777749, 2370332, 2976696, 3555498, 4740664, 5333247, 7110996, 10666494, 14221992, 15999741, 21332988, 31999482, 42665976, 63998964, 127997928]

約数ペア:

[(1, 127997928), (2, 63998964), (3, 42665976), (4, 31999482), (6, 21332988), (8, 15999741), (9, 14221992), (12, 10666494), (18, 7110996), (24, 5333247), (27, 4740664), (36, 3555498), (43, 2976696), (54, 2370332), (72, 1777749), (86, 1488348), (108, 1185166), (129, 992232), (172, 744174), (216, 592583), (258, 496116), (344, 372087), (387, 330744), (516, 248058), (774, 165372), (1032, 124029), (1161, 110248), (1548, 82686), (2322, 55124), (3096, 41343), (4644, 27562), (9288, 13781)]