42784395

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 70975488

約数和(自身を除く): 28191093

約数列:

[1, 3, 5, 15, 37, 111, 127, 185, 381, 555, 607, 635, 1821, 1905, 3035, 4699, 9105, 14097, 22459, 23495, 67377, 70485, 77089, 112295, 231267, 336885, 385445, 1156335, 2852293, 8556879, 14261465, 42784395]

約数ペア:

[(1, 42784395), (3, 14261465), (5, 8556879), (15, 2852293), (37, 1156335), (111, 385445), (127, 336885), (185, 231267), (381, 112295), (555, 77089), (607, 70485), (635, 67377), (1821, 23495), (1905, 22459), (3035, 14097), (4699, 9105)]