12478374

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 31049568

約数和(自身を除く): 18571194

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 81, 102, 138, 153, 162, 197, 207, 306, 391, 394, 414, 459, 591, 621, 782, 918, 1173, 1182, 1242, 1377, 1773, 1863, 2346, 2754, 3349, 3519, 3546, 3726, 4531, 5319, 6698, 7038, 9062, 10047, 10557, 10638, 13593, 15957, 20094, 21114, 27186, 30141, 31671, 31914, 40779, 60282, 63342, 77027, 81558, 90423, 122337, 154054, 180846, 231081, 244674, 271269, 367011, 462162, 542538, 693243, 734022, 1386486, 2079729, 4159458, 6239187, 12478374]

約数ペア:

[(1, 12478374), (2, 6239187), (3, 4159458), (6, 2079729), (9, 1386486), (17, 734022), (18, 693243), (23, 542538), (27, 462162), (34, 367011), (46, 271269), (51, 244674), (54, 231081), (69, 180846), (81, 154054), (102, 122337), (138, 90423), (153, 81558), (162, 77027), (197, 63342), (207, 60282), (306, 40779), (391, 31914), (394, 31671), (414, 30141), (459, 27186), (591, 21114), (621, 20094), (782, 15957), (918, 13593), (1173, 10638), (1182, 10557), (1242, 10047), (1377, 9062), (1773, 7038), (1863, 6698), (2346, 5319), (2754, 4531), (3349, 3726), (3519, 3546)]