1247544655

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{947}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 1841546880

約数和(自身を除く): 594002225

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 283, 665, 931, 947, 1415, 1981, 4655, 4735, 5377, 6629, 9905, 13867, 17993, 26885, 33145, 37639, 46403, 69335, 89965, 125951, 188195, 232015, 263473, 268001, 629755, 881657, 1317365, 1340005, 1876007, 4408285, 5092019, 9380035, 13132049, 25460095, 35644133, 65660245, 178220665, 249508931, 1247544655]

約数ペア:

[(1, 1247544655), (5, 249508931), (7, 178220665), (19, 65660245), (35, 35644133), (49, 25460095), (95, 13132049), (133, 9380035), (245, 5092019), (283, 4408285), (665, 1876007), (931, 1340005), (947, 1317365), (1415, 881657), (1981, 629755), (4655, 268001), (4735, 263473), (5377, 232015), (6629, 188195), (9905, 125951), (13867, 89965), (17993, 69335), (26885, 46403), (33145, 37639)]