2889975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 5428224

約数和(自身を除く): 2538249

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 113, 155, 165, 275, 339, 341, 465, 565, 775, 825, 1023, 1243, 1695, 1705, 2325, 2825, 3503, 3729, 5115, 6215, 8475, 8525, 10509, 17515, 18645, 25575, 31075, 38533, 52545, 87575, 93225, 115599, 192665, 262725, 577995, 963325, 2889975]

約数ペア:

[(1, 2889975), (3, 963325), (5, 577995), (11, 262725), (15, 192665), (25, 115599), (31, 93225), (33, 87575), (55, 52545), (75, 38533), (93, 31075), (113, 25575), (155, 18645), (165, 17515), (275, 10509), (339, 8525), (341, 8475), (465, 6215), (565, 5115), (775, 3729), (825, 3503), (1023, 2825), (1243, 2325), (1695, 1705)]