15978942

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4373}}^1$

素因数の和:4417

約数の個数: 48

約数和(自身を含む): 40940640

約数和(自身を除く): 24961698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 4373, 8746, 13119, 26238, 30611, 39357, 61222, 78714, 91833, 126817, 183666, 253634, 275499, 380451, 550998, 760902, 887719, 1141353, 1775438, 2282706, 2663157, 5326314, 7989471, 15978942]

約数ペア:

[(1, 15978942), (2, 7989471), (3, 5326314), (6, 2663157), (7, 2282706), (9, 1775438), (14, 1141353), (18, 887719), (21, 760902), (29, 550998), (42, 380451), (58, 275499), (63, 253634), (87, 183666), (126, 126817), (174, 91833), (203, 78714), (261, 61222), (406, 39357), (522, 30611), (609, 26238), (1218, 13119), (1827, 8746), (3654, 4373)]