208887579

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2029}}^1$

素因数の和:2113

約数の個数: 40

約数和(自身を含む): 330126720

約数和(自身を除く): 121239141

約数列:

[1, 3, 9, 27, 31, 41, 81, 93, 123, 279, 369, 837, 1107, 1271, 2029, 2511, 3321, 3813, 6087, 11439, 18261, 34317, 54783, 62899, 83189, 102951, 164349, 188697, 249567, 566091, 748701, 1698273, 2246103, 2578859, 5094819, 6738309, 7736577, 23209731, 69629193, 208887579]

約数ペア:

[(1, 208887579), (3, 69629193), (9, 23209731), (27, 7736577), (31, 6738309), (41, 5094819), (81, 2578859), (93, 2246103), (123, 1698273), (279, 748701), (369, 566091), (837, 249567), (1107, 188697), (1271, 164349), (2029, 102951), (2511, 83189), (3321, 62899), (3813, 54783), (6087, 34317), (11439, 18261)]