78971535

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1861}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 146397888

約数和(自身を除く): 67426353

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 943, 1035, 1845, 1861, 2829, 4715, 5583, 8487, 9305, 14145, 16749, 27915, 42435, 42803, 76301, 83745, 128409, 214015, 228903, 381505, 385227, 642045, 686709, 1144515, 1754923, 1926135, 3433545, 5264769, 8774615, 15794307, 26323845, 78971535]

約数ペア:

[(1, 78971535), (3, 26323845), (5, 15794307), (9, 8774615), (15, 5264769), (23, 3433545), (41, 1926135), (45, 1754923), (69, 1144515), (115, 686709), (123, 642045), (205, 385227), (207, 381505), (345, 228903), (369, 214015), (615, 128409), (943, 83745), (1035, 76301), (1845, 42803), (1861, 42435), (2829, 27915), (4715, 16749), (5583, 14145), (8487, 9305)]