71923131

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5312

約数の個数: 36

約数和(自身を含む): 124772544

約数和(自身を除く): 52849413

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 5261, 13671, 15783, 36827, 47349, 110481, 163091, 257789, 331443, 489273, 773367, 1141637, 1467819, 2320101, 3424911, 7991459, 10274733, 23974377, 71923131]

約数ペア:

[(1, 71923131), (3, 23974377), (7, 10274733), (9, 7991459), (21, 3424911), (31, 2320101), (49, 1467819), (63, 1141637), (93, 773367), (147, 489273), (217, 331443), (279, 257789), (441, 163091), (651, 110481), (1519, 47349), (1953, 36827), (4557, 15783), (5261, 13671)]