42872805

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1801}}^1$

素因数の和:1858

約数の個数: 36

約数和(自身を含む): 77727468

約数和(自身を除く): 34854663

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 1035, 1587, 1801, 2645, 4761, 5403, 7935, 9005, 16209, 23805, 27015, 41423, 81045, 124269, 207115, 372807, 621345, 952729, 1864035, 2858187, 4763645, 8574561, 14290935, 42872805]

約数ペア:

[(1, 42872805), (3, 14290935), (5, 8574561), (9, 4763645), (15, 2858187), (23, 1864035), (45, 952729), (69, 621345), (115, 372807), (207, 207115), (345, 124269), (529, 81045), (1035, 41423), (1587, 27015), (1801, 23805), (2645, 16209), (4761, 9005), (5403, 7935)]