1978784416

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{111821}}^1$

素因数の和:111917

約数の個数: 48

約数和(自身を含む): 4508663040

約数和(自身を除く): 2529878624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 1106, 1264, 2212, 2528, 4424, 8848, 17696, 111821, 223642, 447284, 782747, 894568, 1565494, 1789136, 3130988, 3578272, 6261976, 8833859, 12523952, 17667718, 25047904, 35335436, 61837013, 70670872, 123674026, 141341744, 247348052, 282683488, 494696104, 989392208, 1978784416]

約数ペア:

[(1, 1978784416), (2, 989392208), (4, 494696104), (7, 282683488), (8, 247348052), (14, 141341744), (16, 123674026), (28, 70670872), (32, 61837013), (56, 35335436), (79, 25047904), (112, 17667718), (158, 12523952), (224, 8833859), (316, 6261976), (553, 3578272), (632, 3130988), (1106, 1789136), (1264, 1565494), (2212, 894568), (2528, 782747), (4424, 447284), (8848, 223642), (17696, 111821)]