831896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 1772400

約数和(自身を除く): 940504

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 421, 494, 842, 988, 1684, 1976, 3368, 5473, 7999, 10946, 15998, 21892, 31996, 43784, 63992, 103987, 207974, 415948, 831896]

約数ペア:

[(1, 831896), (2, 415948), (4, 207974), (8, 103987), (13, 63992), (19, 43784), (26, 31996), (38, 21892), (52, 15998), (76, 10946), (104, 7999), (152, 5473), (247, 3368), (421, 1976), (494, 1684), (842, 988)]