216899319

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 367718400

約数和(自身を除く): 150819081

約数列:

[1, 3, 7, 13, 21, 39, 79, 89, 91, 113, 237, 267, 273, 339, 553, 623, 791, 1027, 1157, 1469, 1659, 1869, 2373, 3081, 3471, 4407, 7031, 7189, 8099, 8927, 10057, 10283, 21093, 21567, 24297, 26781, 30171, 30849, 49217, 62489, 70399, 91403, 116051, 130741, 147651, 187467, 211197, 274209, 348153, 392223, 639821, 794503, 812357, 915187, 1919463, 2383509, 2437071, 2745561, 5561521, 10328539, 16684563, 30985617, 72299773, 216899319]

約数ペア:

[(1, 216899319), (3, 72299773), (7, 30985617), (13, 16684563), (21, 10328539), (39, 5561521), (79, 2745561), (89, 2437071), (91, 2383509), (113, 1919463), (237, 915187), (267, 812357), (273, 794503), (339, 639821), (553, 392223), (623, 348153), (791, 274209), (1027, 211197), (1157, 187467), (1469, 147651), (1659, 130741), (1869, 116051), (2373, 91403), (3081, 70399), (3471, 62489), (4407, 49217), (7031, 30849), (7189, 30171), (8099, 26781), (8927, 24297), (10057, 21567), (10283, 21093)]