30208353

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 48537600

約数和(自身を除く): 18329247

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 343, 651, 947, 1029, 1519, 2841, 4557, 6629, 10633, 19887, 29357, 31899, 46403, 88071, 139209, 205499, 324821, 616497, 974463, 1438493, 4315479, 10069451, 30208353]

約数ペア:

[(1, 30208353), (3, 10069451), (7, 4315479), (21, 1438493), (31, 974463), (49, 616497), (93, 324821), (147, 205499), (217, 139209), (343, 88071), (651, 46403), (947, 31899), (1029, 29357), (1519, 19887), (2841, 10633), (4557, 6629)]