25189665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 42996096

約数和(自身を除く): 17806431

約数列:

[1, 3, 5, 15, 17, 51, 85, 173, 255, 519, 571, 865, 1713, 2595, 2855, 2941, 8565, 8823, 9707, 14705, 29121, 44115, 48535, 98783, 145605, 296349, 493915, 1481745, 1679311, 5037933, 8396555, 25189665]

約数ペア:

[(1, 25189665), (3, 8396555), (5, 5037933), (15, 1679311), (17, 1481745), (51, 493915), (85, 296349), (173, 145605), (255, 98783), (519, 48535), (571, 44115), (865, 29121), (1713, 14705), (2595, 9707), (2855, 8823), (2941, 8565)]