1831193055

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{315451}}^1$

素因数の和:315508

約数の個数: 32

約数和(自身を含む): 3331173120

約数和(自身を除く): 1499980065

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 315451, 946353, 1577255, 2839059, 4731765, 8517177, 13564393, 14195295, 40693179, 42585885, 67821965, 122079537, 203465895, 366238611, 610397685, 1831193055]

約数ペア:

[(1, 1831193055), (3, 610397685), (5, 366238611), (9, 203465895), (15, 122079537), (27, 67821965), (43, 42585885), (45, 40693179), (129, 14195295), (135, 13564393), (215, 8517177), (387, 4731765), (645, 2839059), (1161, 1577255), (1935, 946353), (5805, 315451)]