80915967

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1204

約数の個数: 36

約数和(自身を含む): 130504920

約数和(自身を除く): 49588953

約数列:

[1, 3, 9, 11, 33, 67, 99, 121, 201, 363, 603, 737, 1089, 1109, 2211, 3327, 6633, 8107, 9981, 12199, 24321, 36597, 72963, 74303, 109791, 134189, 222909, 402567, 668727, 817333, 1207701, 2451999, 7355997, 8990663, 26971989, 80915967]

約数ペア:

[(1, 80915967), (3, 26971989), (9, 8990663), (11, 7355997), (33, 2451999), (67, 1207701), (99, 817333), (121, 668727), (201, 402567), (363, 222909), (603, 134189), (737, 109791), (1089, 74303), (1109, 72963), (2211, 36597), (3327, 24321), (6633, 12199), (8107, 9981)]