393372

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{223}}^1$

素因数の和:247

約数の個数: 54

約数和(自身を含む): 1161888

約数和(自身を除く): 768516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 223, 252, 294, 441, 446, 588, 669, 882, 892, 1338, 1561, 1764, 2007, 2676, 3122, 4014, 4683, 6244, 8028, 9366, 10927, 14049, 18732, 21854, 28098, 32781, 43708, 56196, 65562, 98343, 131124, 196686, 393372]

約数ペア:

[(1, 393372), (2, 196686), (3, 131124), (4, 98343), (6, 65562), (7, 56196), (9, 43708), (12, 32781), (14, 28098), (18, 21854), (21, 18732), (28, 14049), (36, 10927), (42, 9366), (49, 8028), (63, 6244), (84, 4683), (98, 4014), (126, 3122), (147, 2676), (196, 2007), (223, 1764), (252, 1561), (294, 1338), (441, 892), (446, 882), (588, 669)]