68393223

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 107827200

約数和(自身を除く): 39433977

約数列:

[1, 3, 9, 29, 31, 79, 87, 93, 107, 237, 261, 279, 321, 711, 899, 963, 2291, 2449, 2697, 3103, 3317, 6873, 7347, 8091, 8453, 9309, 9951, 20619, 22041, 25359, 27927, 29853, 71021, 76077, 96193, 213063, 245137, 262043, 288579, 639189, 735411, 786129, 865737, 2206233, 2358387, 7599247, 22797741, 68393223]

約数ペア:

[(1, 68393223), (3, 22797741), (9, 7599247), (29, 2358387), (31, 2206233), (79, 865737), (87, 786129), (93, 735411), (107, 639189), (237, 288579), (261, 262043), (279, 245137), (321, 213063), (711, 96193), (899, 76077), (963, 71021), (2291, 29853), (2449, 27927), (2697, 25359), (3103, 22041), (3317, 20619), (6873, 9951), (7347, 9309), (8091, 8453)]