128448872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{30467}}^1$

素因数の和:30521

約数の個数: 32

約数和(自身を含む): 263243520

約数和(自身を除く): 134794648

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 30467, 60934, 121868, 243736, 517939, 944477, 1035878, 1888954, 2071756, 3777908, 4143512, 7555816, 16056109, 32112218, 64224436, 128448872]

約数ペア:

[(1, 128448872), (2, 64224436), (4, 32112218), (8, 16056109), (17, 7555816), (31, 4143512), (34, 3777908), (62, 2071756), (68, 1888954), (124, 1035878), (136, 944477), (248, 517939), (527, 243736), (1054, 121868), (2108, 60934), (4216, 30467)]