1640672034

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{5981}}^1$

素因数の和:6466

約数の個数: 32

約数和(自身を含む): 3316420800

約数和(自身を除く): 1675748766

約数列:

[1, 2, 3, 6, 131, 262, 349, 393, 698, 786, 1047, 2094, 5981, 11962, 17943, 35886, 45719, 91438, 137157, 274314, 783511, 1567022, 2087369, 2350533, 4174738, 4701066, 6262107, 12524214, 273445339, 546890678, 820336017, 1640672034]

約数ペア:

[(1, 1640672034), (2, 820336017), (3, 546890678), (6, 273445339), (131, 12524214), (262, 6262107), (349, 4701066), (393, 4174738), (698, 2350533), (786, 2087369), (1047, 1567022), (2094, 783511), (5981, 274314), (11962, 137157), (17943, 91438), (35886, 45719)]