166331355

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1801}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 274019328

約数和(自身を除く): 107687973

約数列:

[1, 3, 5, 15, 47, 131, 141, 235, 393, 655, 705, 1801, 1965, 5403, 6157, 9005, 18471, 27015, 30785, 84647, 92355, 235931, 253941, 423235, 707793, 1179655, 1269705, 3538965, 11088757, 33266271, 55443785, 166331355]

約数ペア:

[(1, 166331355), (3, 55443785), (5, 33266271), (15, 11088757), (47, 3538965), (131, 1269705), (141, 1179655), (235, 707793), (393, 423235), (655, 253941), (705, 235931), (1801, 92355), (1965, 84647), (5403, 30785), (6157, 27015), (9005, 18471)]