391986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 64

約数和(自身を含む): 1071360

約数和(自身を除く): 679374

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 61, 63, 102, 119, 122, 126, 153, 183, 189, 238, 306, 357, 366, 378, 427, 459, 549, 714, 854, 918, 1037, 1071, 1098, 1281, 1647, 2074, 2142, 2562, 3111, 3213, 3294, 3843, 6222, 6426, 7259, 7686, 9333, 11529, 14518, 18666, 21777, 23058, 27999, 43554, 55998, 65331, 130662, 195993, 391986]

約数ペア:

[(1, 391986), (2, 195993), (3, 130662), (6, 65331), (7, 55998), (9, 43554), (14, 27999), (17, 23058), (18, 21777), (21, 18666), (27, 14518), (34, 11529), (42, 9333), (51, 7686), (54, 7259), (61, 6426), (63, 6222), (102, 3843), (119, 3294), (122, 3213), (126, 3111), (153, 2562), (183, 2142), (189, 2074), (238, 1647), (306, 1281), (357, 1098), (366, 1071), (378, 1037), (427, 918), (459, 854), (549, 714)]