1242673971

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{419}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 2132766720

約数和(自身を除く): 890092749

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 347, 407, 419, 777, 1041, 1221, 1257, 2429, 2849, 2933, 3817, 4609, 7287, 8547, 8799, 11451, 12839, 13827, 15503, 26719, 32263, 38517, 46509, 80157, 89873, 96789, 108521, 141229, 145393, 170533, 269619, 325563, 423687, 436179, 511599, 988603, 1017751, 1193731, 1599323, 2965809, 3053253, 3581193, 4797969, 5379541, 11195261, 16138623, 33585783, 37656787, 59174951, 112970361, 177524853, 414224657, 1242673971]

約数ペア:

[(1, 1242673971), (3, 414224657), (7, 177524853), (11, 112970361), (21, 59174951), (33, 37656787), (37, 33585783), (77, 16138623), (111, 11195261), (231, 5379541), (259, 4797969), (347, 3581193), (407, 3053253), (419, 2965809), (777, 1599323), (1041, 1193731), (1221, 1017751), (1257, 988603), (2429, 511599), (2849, 436179), (2933, 423687), (3817, 325563), (4609, 269619), (7287, 170533), (8547, 145393), (8799, 141229), (11451, 108521), (12839, 96789), (13827, 89873), (15503, 80157), (26719, 46509), (32263, 38517)]