643152381

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 981066240

約数和(自身を除く): 337913859

約数列:

[1, 3, 17, 23, 31, 51, 69, 93, 391, 527, 529, 713, 769, 1173, 1581, 1587, 2139, 2307, 8993, 12121, 13073, 16399, 17687, 23839, 26979, 36363, 39219, 49197, 53061, 71517, 278783, 300679, 405263, 406801, 548297, 836349, 902037, 1215789, 1220403, 1644891, 6915617, 9321049, 12610831, 20746851, 27963147, 37832493, 214384127, 643152381]

約数ペア:

[(1, 643152381), (3, 214384127), (17, 37832493), (23, 27963147), (31, 20746851), (51, 12610831), (69, 9321049), (93, 6915617), (391, 1644891), (527, 1220403), (529, 1215789), (713, 902037), (769, 836349), (1173, 548297), (1581, 406801), (1587, 405263), (2139, 300679), (2307, 278783), (8993, 71517), (12121, 53061), (13073, 49197), (16399, 39219), (17687, 36363), (23839, 26979)]