313481889

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1063}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 538230784

約数和(自身を除く): 224748895

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 151, 217, 279, 453, 651, 1057, 1063, 1359, 1953, 3171, 3189, 4681, 7441, 9513, 9567, 14043, 22323, 32767, 32953, 42129, 66969, 98301, 98859, 160513, 230671, 294903, 296577, 481539, 692013, 1123591, 1444617, 2076039, 3370773, 4975903, 10112319, 14927709, 34831321, 44783127, 104493963, 313481889]

約数ペア:

[(1, 313481889), (3, 104493963), (7, 44783127), (9, 34831321), (21, 14927709), (31, 10112319), (63, 4975903), (93, 3370773), (151, 2076039), (217, 1444617), (279, 1123591), (453, 692013), (651, 481539), (1057, 296577), (1063, 294903), (1359, 230671), (1953, 160513), (3171, 98859), (3189, 98301), (4681, 66969), (7441, 42129), (9513, 32953), (9567, 32767), (14043, 22323)]