31921136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 60

約数和(自身を含む): 69011208

約数和(自身を除く): 37090072

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 83, 86, 104, 166, 172, 208, 332, 344, 559, 664, 688, 1079, 1118, 1328, 1849, 2158, 2236, 3569, 3698, 4316, 4472, 7138, 7396, 8632, 8944, 14276, 14792, 17264, 24037, 28552, 29584, 46397, 48074, 57104, 92794, 96148, 153467, 185588, 192296, 306934, 371176, 384592, 613868, 742352, 1227736, 1995071, 2455472, 3990142, 7980284, 15960568, 31921136]

約数ペア:

[(1, 31921136), (2, 15960568), (4, 7980284), (8, 3990142), (13, 2455472), (16, 1995071), (26, 1227736), (43, 742352), (52, 613868), (83, 384592), (86, 371176), (104, 306934), (166, 192296), (172, 185588), (208, 153467), (332, 96148), (344, 92794), (559, 57104), (664, 48074), (688, 46397), (1079, 29584), (1118, 28552), (1328, 24037), (1849, 17264), (2158, 14792), (2236, 14276), (3569, 8944), (3698, 8632), (4316, 7396), (4472, 7138)]