319926726

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2557}}^1$

素因数の和:2906

約数の個数: 64

約数和(自身を含む): 815285760

約数和(自身を除く): 495359034

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 331, 378, 662, 993, 1986, 2317, 2557, 2979, 4634, 5114, 5958, 6951, 7671, 8937, 13902, 15342, 17874, 17899, 20853, 23013, 35798, 41706, 46026, 53697, 62559, 69039, 107394, 125118, 138078, 161091, 322182, 483273, 846367, 966546, 1692734, 2539101, 5078202, 5924569, 7617303, 11849138, 15234606, 17773707, 22851909, 35547414, 45703818, 53321121, 106642242, 159963363, 319926726]

約数ペア:

[(1, 319926726), (2, 159963363), (3, 106642242), (6, 53321121), (7, 45703818), (9, 35547414), (14, 22851909), (18, 17773707), (21, 15234606), (27, 11849138), (42, 7617303), (54, 5924569), (63, 5078202), (126, 2539101), (189, 1692734), (331, 966546), (378, 846367), (662, 483273), (993, 322182), (1986, 161091), (2317, 138078), (2557, 125118), (2979, 107394), (4634, 69039), (5114, 62559), (5958, 53697), (6951, 46026), (7671, 41706), (8937, 35798), (13902, 23013), (15342, 20853), (17874, 17899)]