2013211207

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 2498383872

約数和(自身を除く): 485172665

約数列:

[1, 7, 31, 47, 49, 163, 173, 217, 329, 1141, 1211, 1457, 1519, 2303, 5053, 5363, 7661, 7987, 8131, 8477, 10199, 28199, 35371, 37541, 53627, 56917, 71393, 197393, 237491, 247597, 252061, 262787, 375389, 398419, 874169, 1325353, 1381751, 1662437, 1764427, 6119183, 9277471, 11637059, 12350989, 41085943, 42834281, 64942297, 287601601, 2013211207]

約数ペア:

[(1, 2013211207), (7, 287601601), (31, 64942297), (47, 42834281), (49, 41085943), (163, 12350989), (173, 11637059), (217, 9277471), (329, 6119183), (1141, 1764427), (1211, 1662437), (1457, 1381751), (1519, 1325353), (2303, 874169), (5053, 398419), (5363, 375389), (7661, 262787), (7987, 252061), (8131, 247597), (8477, 237491), (10199, 197393), (28199, 71393), (35371, 56917), (37541, 53627)]