217661190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{315451}}^1$

素因数の和:315484

約数の個数: 32

約数和(自身を含む): 545101056

約数和(自身を除く): 327439866

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 315451, 630902, 946353, 1577255, 1892706, 3154510, 4731765, 7255373, 9463530, 14510746, 21766119, 36276865, 43532238, 72553730, 108830595, 217661190]

約数ペア:

[(1, 217661190), (2, 108830595), (3, 72553730), (5, 43532238), (6, 36276865), (10, 21766119), (15, 14510746), (23, 9463530), (30, 7255373), (46, 4731765), (69, 3154510), (115, 1892706), (138, 1577255), (230, 946353), (345, 630902), (690, 315451)]