27801116

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 58037952

約数和(自身を除く): 30236836

約数列:

[1, 2, 4, 7, 14, 28, 41, 61, 82, 122, 164, 244, 287, 397, 427, 574, 794, 854, 1148, 1588, 1708, 2501, 2779, 5002, 5558, 10004, 11116, 16277, 17507, 24217, 32554, 35014, 48434, 65108, 70028, 96868, 113939, 169519, 227878, 339038, 455756, 678076, 992897, 1985794, 3971588, 6950279, 13900558, 27801116]

約数ペア:

[(1, 27801116), (2, 13900558), (4, 6950279), (7, 3971588), (14, 1985794), (28, 992897), (41, 678076), (61, 455756), (82, 339038), (122, 227878), (164, 169519), (244, 113939), (287, 96868), (397, 70028), (427, 65108), (574, 48434), (794, 35014), (854, 32554), (1148, 24217), (1588, 17507), (1708, 16277), (2501, 11116), (2779, 10004), (5002, 5558)]