1247388478

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{6827}}^1$

素因数の和:7288

約数の個数: 32

約数和(自身を含む): 2212927488

約数和(自身を除く): 965539010

約数列:

[1, 2, 7, 14, 31, 62, 217, 421, 434, 842, 2947, 5894, 6827, 13051, 13654, 26102, 47789, 91357, 95578, 182714, 211637, 423274, 1481459, 2874167, 2962918, 5748334, 20119169, 40238338, 89099177, 178198354, 623694239, 1247388478]

約数ペア:

[(1, 1247388478), (2, 623694239), (7, 178198354), (14, 89099177), (31, 40238338), (62, 20119169), (217, 5748334), (421, 2962918), (434, 2874167), (842, 1481459), (2947, 423274), (5894, 211637), (6827, 182714), (13051, 95578), (13654, 91357), (26102, 47789)]