645633144

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{689779}}^1$

素因数の和:689804

約数の個数: 48

約数和(自身を含む): 1883099400

約数和(自身を除く): 1237466256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 689779, 1379558, 2069337, 2759116, 4138674, 5518232, 6208011, 8277348, 8967127, 12416022, 16554696, 17934254, 24832044, 26901381, 35868508, 49664088, 53802762, 71737016, 80704143, 107605524, 161408286, 215211048, 322816572, 645633144]

約数ペア:

[(1, 645633144), (2, 322816572), (3, 215211048), (4, 161408286), (6, 107605524), (8, 80704143), (9, 71737016), (12, 53802762), (13, 49664088), (18, 35868508), (24, 26901381), (26, 24832044), (36, 17934254), (39, 16554696), (52, 12416022), (72, 8967127), (78, 8277348), (104, 6208011), (117, 5518232), (156, 4138674), (234, 2759116), (312, 2069337), (468, 1379558), (936, 689779)]