641729520438

素因数分解:

$2^1\times 3^1\times {\mathrm{4003}}^1\times {\mathrm{26718691}}^1$

素因数の和:26722699

約数の個数: 16

約数和(自身を含む): 1283779713216

約数和(自身を除く): 642050192778

約数列:

[1, 2, 3, 6, 4003, 8006, 12009, 24018, 26718691, 53437382, 80156073, 160312146, 106954920073, 213909840146, 320864760219, 641729520438]

約数ペア:

[(1, 641729520438), (2, 320864760219), (3, 213909840146), (6, 106954920073), (4003, 160312146), (8006, 80156073), (12009, 53437382), (24018, 26718691)]