221837193

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 324735840

約数和(自身を除く): 102898647

約数列:

[1, 3, 9, 113, 331, 339, 659, 993, 1017, 1977, 2979, 5931, 37403, 74467, 112209, 218129, 223401, 336627, 654387, 670203, 1963161, 24648577, 73945731, 221837193]

約数ペア:

[(1, 221837193), (3, 73945731), (9, 24648577), (113, 1963161), (331, 670203), (339, 654387), (659, 336627), (993, 223401), (1017, 218129), (1977, 112209), (2979, 74467), (5931, 37403)]