28834236

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 76658400

約数和(自身を除く): 47824164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 389, 426, 522, 639, 778, 852, 1044, 1167, 1278, 1556, 2059, 2334, 2556, 3501, 4118, 4668, 6177, 7002, 8236, 11281, 12354, 14004, 18531, 22562, 24708, 27619, 33843, 37062, 45124, 55238, 67686, 74124, 82857, 101529, 110476, 135372, 165714, 203058, 248571, 331428, 406116, 497142, 800951, 994284, 1601902, 2402853, 3203804, 4805706, 7208559, 9611412, 14417118, 28834236]

約数ペア:

[(1, 28834236), (2, 14417118), (3, 9611412), (4, 7208559), (6, 4805706), (9, 3203804), (12, 2402853), (18, 1601902), (29, 994284), (36, 800951), (58, 497142), (71, 406116), (87, 331428), (116, 248571), (142, 203058), (174, 165714), (213, 135372), (261, 110476), (284, 101529), (348, 82857), (389, 74124), (426, 67686), (522, 55238), (639, 45124), (778, 37062), (852, 33843), (1044, 27619), (1167, 24708), (1278, 22562), (1556, 18531), (2059, 14004), (2334, 12354), (2556, 11281), (3501, 8236), (4118, 7002), (4668, 6177)]