353209689

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 627419520

約数和(自身を除く): 274209831

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 97, 147, 161, 207, 291, 359, 441, 483, 679, 873, 1077, 1127, 1449, 2037, 2231, 2513, 3231, 3381, 4753, 6111, 6693, 7539, 8257, 10143, 14259, 15617, 17591, 20079, 22617, 24771, 34823, 42777, 46851, 52773, 57799, 74313, 104469, 109319, 140553, 158319, 173397, 243761, 313407, 327957, 404593, 520191, 731283, 800929, 983871, 1213779, 1706327, 2193849, 2402787, 3641337, 5118981, 5606503, 7208361, 15356943, 16819509, 39245521, 50458527, 117736563, 353209689]

約数ペア:

[(1, 353209689), (3, 117736563), (7, 50458527), (9, 39245521), (21, 16819509), (23, 15356943), (49, 7208361), (63, 5606503), (69, 5118981), (97, 3641337), (147, 2402787), (161, 2193849), (207, 1706327), (291, 1213779), (359, 983871), (441, 800929), (483, 731283), (679, 520191), (873, 404593), (1077, 327957), (1127, 313407), (1449, 243761), (2037, 173397), (2231, 158319), (2513, 140553), (3231, 109319), (3381, 104469), (4753, 74313), (6111, 57799), (6693, 52773), (7539, 46851), (8257, 42777), (10143, 34823), (14259, 24771), (15617, 22617), (17591, 20079)]