890390866

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{797}}^1$

素因数の和:1354

約数の個数: 32

約数和(自身を含む): 1420618752

約数和(自身を除く): 530227886

約数列:

[1, 2, 31, 37, 62, 74, 487, 797, 974, 1147, 1594, 2294, 15097, 18019, 24707, 29489, 30194, 36038, 49414, 58978, 388139, 558589, 776278, 914159, 1117178, 1828318, 12032309, 14361143, 24064618, 28722286, 445195433, 890390866]

約数ペア:

[(1, 890390866), (2, 445195433), (31, 28722286), (37, 24064618), (62, 14361143), (74, 12032309), (487, 1828318), (797, 1117178), (974, 914159), (1147, 776278), (1594, 558589), (2294, 388139), (15097, 58978), (18019, 49414), (24707, 36038), (29489, 30194)]