13550225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 18274872

約数和(自身を除く): 4724647

約数列:

[1, 5, 13, 25, 65, 173, 241, 325, 865, 1205, 2249, 3133, 4325, 6025, 11245, 15665, 41693, 56225, 78325, 208465, 542009, 1042325, 2710045, 13550225]

約数ペア:

[(1, 13550225), (5, 2710045), (13, 1042325), (25, 542009), (65, 208465), (173, 78325), (241, 56225), (325, 41693), (865, 15665), (1205, 11245), (2249, 6025), (3133, 4325)]