189898258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 338349312

約数和(自身を除く): 148451054

約数列:

[1, 2, 11, 22, 23, 46, 53, 73, 97, 106, 146, 194, 253, 506, 583, 803, 1067, 1166, 1219, 1606, 1679, 2134, 2231, 2438, 3358, 3869, 4462, 5141, 7081, 7738, 10282, 13409, 14162, 18469, 24541, 26818, 36938, 42559, 49082, 56551, 77891, 85118, 88987, 113102, 118243, 155782, 162863, 177974, 236486, 325726, 375293, 750586, 978857, 1300673, 1791493, 1957714, 2601346, 3582986, 4128223, 8256446, 8631739, 17263478, 94949129, 189898258]

約数ペア:

[(1, 189898258), (2, 94949129), (11, 17263478), (22, 8631739), (23, 8256446), (46, 4128223), (53, 3582986), (73, 2601346), (97, 1957714), (106, 1791493), (146, 1300673), (194, 978857), (253, 750586), (506, 375293), (583, 325726), (803, 236486), (1067, 177974), (1166, 162863), (1219, 155782), (1606, 118243), (1679, 113102), (2134, 88987), (2231, 85118), (2438, 77891), (3358, 56551), (3869, 49082), (4462, 42559), (5141, 36938), (7081, 26818), (7738, 24541), (10282, 18469), (13409, 14162)]