4242567

素因数分解:

$3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 40

約数和(自身を含む): 7170560

約数和(自身を除く): 2927993

約数列:

[1, 3, 7, 19, 21, 31, 49, 57, 93, 133, 147, 217, 343, 399, 589, 651, 931, 1029, 1519, 1767, 2401, 2793, 4123, 4557, 6517, 7203, 10633, 12369, 19551, 28861, 31899, 45619, 74431, 86583, 136857, 202027, 223293, 606081, 1414189, 4242567]

約数ペア:

[(1, 4242567), (3, 1414189), (7, 606081), (19, 223293), (21, 202027), (31, 136857), (49, 86583), (57, 74431), (93, 45619), (133, 31899), (147, 28861), (217, 19551), (343, 12369), (399, 10633), (589, 7203), (651, 6517), (931, 4557), (1029, 4123), (1519, 2793), (1767, 2401)]