81712566

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349199}}^1$

素因数の和:349220

約数の個数: 24

約数和(自身を含む): 190663200

約数和(自身を除く): 108950634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 349199, 698398, 1047597, 2095194, 3142791, 4539587, 6285582, 9079174, 13618761, 27237522, 40856283, 81712566]

約数ペア:

[(1, 81712566), (2, 40856283), (3, 27237522), (6, 13618761), (9, 9079174), (13, 6285582), (18, 4539587), (26, 3142791), (39, 2095194), (78, 1047597), (117, 698398), (234, 349199)]