156922143

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4297}}^1$

素因数の和:4391

約数の個数: 32

約数和(自身を含む): 250865664

約数和(自身を除く): 93943521

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 777, 987, 1739, 4297, 5217, 12173, 12891, 30079, 36519, 90237, 158989, 201959, 476967, 605877, 1112923, 1413713, 3338769, 4241139, 7472483, 22417449, 52307381, 156922143]

約数ペア:

[(1, 156922143), (3, 52307381), (7, 22417449), (21, 7472483), (37, 4241139), (47, 3338769), (111, 1413713), (141, 1112923), (259, 605877), (329, 476967), (777, 201959), (987, 158989), (1739, 90237), (4297, 36519), (5217, 30079), (12173, 12891)]