15707937987

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{382999}}^1$

素因数の和:383053

約数の個数: 48

約数和(自身を含む): 27943680000

約数和(自身を除く): 12235742013

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 4557, 5859, 13671, 41013, 382999, 1148997, 2680993, 3446991, 8042979, 10340973, 11872969, 18766951, 24128937, 35618907, 56300853, 72386811, 83110783, 106856721, 168902559, 249332349, 320570163, 506707677, 581775481, 747997047, 1745326443, 2243991141, 5235979329, 15707937987]

約数ペア:

[(1, 15707937987), (3, 5235979329), (7, 2243991141), (9, 1745326443), (21, 747997047), (27, 581775481), (31, 506707677), (49, 320570163), (63, 249332349), (93, 168902559), (147, 106856721), (189, 83110783), (217, 72386811), (279, 56300853), (441, 35618907), (651, 24128937), (837, 18766951), (1323, 11872969), (1519, 10340973), (1953, 8042979), (4557, 3446991), (5859, 2680993), (13671, 1148997), (41013, 382999)]