156721695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{991}}^1$

素因数の和:1823

約数の個数: 32

約数和(自身を含む): 270649344

約数和(自身を除く): 113927649

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 811, 991, 2433, 2973, 4055, 4955, 10543, 12165, 12883, 14865, 31629, 38649, 52715, 64415, 158145, 193245, 803701, 2411103, 4018505, 10448113, 12055515, 31344339, 52240565, 156721695]

約数ペア:

[(1, 156721695), (3, 52240565), (5, 31344339), (13, 12055515), (15, 10448113), (39, 4018505), (65, 2411103), (195, 803701), (811, 193245), (991, 158145), (2433, 64415), (2973, 52715), (4055, 38649), (4955, 31629), (10543, 14865), (12165, 12883)]