12782997

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 21003840

約数和(自身を除く): 8220843

約数列:

[1, 3, 9, 17, 29, 43, 51, 67, 87, 129, 153, 201, 261, 387, 493, 603, 731, 1139, 1247, 1479, 1943, 2193, 2881, 3417, 3741, 4437, 5829, 6579, 8643, 10251, 11223, 17487, 21199, 25929, 33031, 48977, 63597, 83549, 99093, 146931, 190791, 250647, 297279, 440793, 751941, 1420333, 4260999, 12782997]

約数ペア:

[(1, 12782997), (3, 4260999), (9, 1420333), (17, 751941), (29, 440793), (43, 297279), (51, 250647), (67, 190791), (87, 146931), (129, 99093), (153, 83549), (201, 63597), (261, 48977), (387, 33031), (493, 25929), (603, 21199), (731, 17487), (1139, 11223), (1247, 10251), (1479, 8643), (1943, 6579), (2193, 5829), (2881, 4437), (3417, 3741)]