56172545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 79761024

約数和(自身を除く): 23588479

約数列:

[1, 5, 11, 13, 55, 65, 143, 251, 313, 715, 1255, 1565, 2761, 3263, 3443, 4069, 13805, 16315, 17215, 20345, 35893, 44759, 78563, 179465, 223795, 392815, 864193, 1021319, 4320965, 5106595, 11234509, 56172545]

約数ペア:

[(1, 56172545), (5, 11234509), (11, 5106595), (13, 4320965), (55, 1021319), (65, 864193), (143, 392815), (251, 223795), (313, 179465), (715, 78563), (1255, 44759), (1565, 35893), (2761, 20345), (3263, 17215), (3443, 16315), (4069, 13805)]