65564037

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2557}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 121310592

約数和(自身を除く): 55746555

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 777, 1221, 2331, 2557, 2849, 3663, 7671, 8547, 17899, 23013, 25641, 28127, 53697, 84381, 94609, 161091, 196889, 253143, 283827, 590667, 662263, 851481, 1040699, 1772001, 1986789, 3122097, 5960367, 7284893, 9366291, 21854679, 65564037]

約数ペア:

[(1, 65564037), (3, 21854679), (7, 9366291), (9, 7284893), (11, 5960367), (21, 3122097), (33, 1986789), (37, 1772001), (63, 1040699), (77, 851481), (99, 662263), (111, 590667), (231, 283827), (259, 253143), (333, 196889), (407, 161091), (693, 94609), (777, 84381), (1221, 53697), (2331, 28127), (2557, 25641), (2849, 23013), (3663, 17899), (7671, 8547)]