161820984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{518657}}^1$

素因数の和:518679

約数の個数: 32

約数和(自身を含む): 435672720

約数和(自身を除く): 273851736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 518657, 1037314, 1555971, 2074628, 3111942, 4149256, 6223884, 6742541, 12447768, 13485082, 20227623, 26970164, 40455246, 53940328, 80910492, 161820984]

約数ペア:

[(1, 161820984), (2, 80910492), (3, 53940328), (4, 40455246), (6, 26970164), (8, 20227623), (12, 13485082), (13, 12447768), (24, 6742541), (26, 6223884), (39, 4149256), (52, 3111942), (78, 2074628), (104, 1555971), (156, 1037314), (312, 518657)]