64939966

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 128701440

約数和(自身を除く): 63761474

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 139, 151, 182, 221, 238, 278, 302, 442, 973, 1057, 1547, 1807, 1946, 1963, 2114, 2363, 2567, 3094, 3614, 3926, 4726, 5134, 12649, 13741, 16541, 17969, 20989, 25298, 27482, 30719, 33082, 33371, 35938, 41978, 61438, 66742, 146923, 215033, 233597, 272857, 293846, 356813, 430066, 467194, 545714, 713626, 1909999, 2497691, 3819998, 4638569, 4995382, 9277138, 32469983, 64939966]

約数ペア:

[(1, 64939966), (2, 32469983), (7, 9277138), (13, 4995382), (14, 4638569), (17, 3819998), (26, 2497691), (34, 1909999), (91, 713626), (119, 545714), (139, 467194), (151, 430066), (182, 356813), (221, 293846), (238, 272857), (278, 233597), (302, 215033), (442, 146923), (973, 66742), (1057, 61438), (1547, 41978), (1807, 35938), (1946, 33371), (1963, 33082), (2114, 30719), (2363, 27482), (2567, 25298), (3094, 20989), (3614, 17969), (3926, 16541), (4726, 13741), (5134, 12649)]