28906372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 59028480

約数和(自身を除く): 30122108

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 284, 418, 487, 781, 836, 974, 1349, 1562, 1948, 2698, 3124, 5357, 5396, 9253, 10714, 14839, 18506, 21428, 29678, 34577, 37012, 59356, 69154, 101783, 138308, 203566, 380347, 407132, 656963, 760694, 1313926, 1521388, 2627852, 7226593, 14453186, 28906372]

約数ペア:

[(1, 28906372), (2, 14453186), (4, 7226593), (11, 2627852), (19, 1521388), (22, 1313926), (38, 760694), (44, 656963), (71, 407132), (76, 380347), (142, 203566), (209, 138308), (284, 101783), (418, 69154), (487, 59356), (781, 37012), (836, 34577), (974, 29678), (1349, 21428), (1562, 18506), (1948, 14839), (2698, 10714), (3124, 9253), (5357, 5396)]