253139955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{23669}}^1$

素因数の和:23731

約数の個数: 32

約数和(自身を含む): 436285440

約数和(自身を除く): 183145485

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 3565, 10695, 23669, 71007, 118345, 355035, 544387, 733739, 1633161, 2201217, 2721935, 3668695, 8165805, 11006085, 16875997, 50627991, 84379985, 253139955]

約数ペア:

[(1, 253139955), (3, 84379985), (5, 50627991), (15, 16875997), (23, 11006085), (31, 8165805), (69, 3668695), (93, 2721935), (115, 2201217), (155, 1633161), (345, 733739), (465, 544387), (713, 355035), (2139, 118345), (3565, 71007), (10695, 23669)]