39983775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1783}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 74328576

約数和(自身を除く): 34344801

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 897, 975, 1495, 1725, 1783, 4485, 5349, 7475, 8915, 22425, 23179, 26745, 41009, 44575, 69537, 115895, 123027, 133725, 205045, 347685, 533117, 579475, 615135, 1025225, 1599351, 1738425, 2665585, 3075675, 7996755, 13327925, 39983775]

約数ペア:

[(1, 39983775), (3, 13327925), (5, 7996755), (13, 3075675), (15, 2665585), (23, 1738425), (25, 1599351), (39, 1025225), (65, 615135), (69, 579475), (75, 533117), (115, 347685), (195, 205045), (299, 133725), (325, 123027), (345, 115895), (575, 69537), (897, 44575), (975, 41009), (1495, 26745), (1725, 23179), (1783, 22425), (4485, 8915), (5349, 7475)]