3215975

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 5142528

約数和(自身を除く): 1926553

約数列:

[1, 5, 7, 17, 23, 25, 35, 47, 85, 115, 119, 161, 175, 235, 329, 391, 425, 575, 595, 799, 805, 1081, 1175, 1645, 1955, 2737, 2975, 3995, 4025, 5405, 5593, 7567, 8225, 9775, 13685, 18377, 19975, 27025, 27965, 37835, 68425, 91885, 128639, 139825, 189175, 459425, 643195, 3215975]

約数ペア:

[(1, 3215975), (5, 643195), (7, 459425), (17, 189175), (23, 139825), (25, 128639), (35, 91885), (47, 68425), (85, 37835), (115, 27965), (119, 27025), (161, 19975), (175, 18377), (235, 13685), (329, 9775), (391, 8225), (425, 7567), (575, 5593), (595, 5405), (799, 4025), (805, 3995), (1081, 2975), (1175, 2737), (1645, 1955)]