1955231999

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 2396695680

約数和(自身を除く): 441463681

約数列:

[1, 7, 17, 119, 157, 229, 457, 1099, 1603, 2669, 3199, 3893, 7769, 18683, 27251, 35953, 54383, 71749, 104653, 251671, 502243, 611201, 732571, 1219733, 1779101, 4278407, 8538131, 12453707, 16430521, 115013647, 279318857, 1955231999]

約数ペア:

[(1, 1955231999), (7, 279318857), (17, 115013647), (119, 16430521), (157, 12453707), (229, 8538131), (457, 4278407), (1099, 1779101), (1603, 1219733), (2669, 732571), (3199, 611201), (3893, 502243), (7769, 251671), (18683, 104653), (27251, 71749), (35953, 54383)]