2639295

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 4633200

約数和(自身を除く): 1993905

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 659, 801, 1335, 1977, 3295, 4005, 5931, 9885, 29655, 58651, 175953, 293255, 527859, 879765, 2639295]

約数ペア:

[(1, 2639295), (3, 879765), (5, 527859), (9, 293255), (15, 175953), (45, 58651), (89, 29655), (267, 9885), (445, 5931), (659, 4005), (801, 3295), (1335, 1977)]