27381339

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 17906085

約数列:

[1, 3, 9, 17, 23, 31, 51, 69, 93, 153, 207, 251, 279, 391, 527, 713, 753, 1173, 1581, 2139, 2259, 3519, 4267, 4743, 5773, 6417, 7781, 12121, 12801, 17319, 23343, 36363, 38403, 51957, 70029, 98141, 109089, 132277, 178963, 294423, 396831, 536889, 883269, 1190493, 1610667, 3042371, 9127113, 27381339]

約数ペア:

[(1, 27381339), (3, 9127113), (9, 3042371), (17, 1610667), (23, 1190493), (31, 883269), (51, 536889), (69, 396831), (93, 294423), (153, 178963), (207, 132277), (251, 109089), (279, 98141), (391, 70029), (527, 51957), (713, 38403), (753, 36363), (1173, 23343), (1581, 17319), (2139, 12801), (2259, 12121), (3519, 7781), (4267, 6417), (4743, 5773)]