1218390864

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{305821}}^1$

素因数の和:305915

約数の個数: 40

約数和(自身を含む): 3185441952

約数和(自身を除く): 1967051088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 305821, 611642, 917463, 1223284, 1834926, 2446568, 3669852, 4893136, 7339704, 14679408, 25383143, 50766286, 76149429, 101532572, 152298858, 203065144, 304597716, 406130288, 609195432, 1218390864]

約数ペア:

[(1, 1218390864), (2, 609195432), (3, 406130288), (4, 304597716), (6, 203065144), (8, 152298858), (12, 101532572), (16, 76149429), (24, 50766286), (48, 25383143), (83, 14679408), (166, 7339704), (249, 4893136), (332, 3669852), (498, 2446568), (664, 1834926), (996, 1223284), (1328, 917463), (1992, 611642), (3984, 305821)]