207104025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 355834368

約数和(自身を除く): 148730343

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 281, 317, 465, 775, 843, 951, 1405, 1585, 2325, 4215, 4755, 7025, 7925, 8711, 9827, 21075, 23775, 26133, 29481, 43555, 49135, 89077, 130665, 147405, 217775, 245675, 267231, 445385, 653325, 737025, 1336155, 2226925, 2761387, 6680775, 8284161, 13806935, 41420805, 69034675, 207104025]

約数ペア:

[(1, 207104025), (3, 69034675), (5, 41420805), (15, 13806935), (25, 8284161), (31, 6680775), (75, 2761387), (93, 2226925), (155, 1336155), (281, 737025), (317, 653325), (465, 445385), (775, 267231), (843, 245675), (951, 217775), (1405, 147405), (1585, 130665), (2325, 89077), (4215, 49135), (4755, 43555), (7025, 29481), (7925, 26133), (8711, 23775), (9827, 21075)]