61378365

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 100563840

約数和(自身を除く): 39185475

約数列:

[1, 3, 5, 15, 67, 157, 201, 335, 389, 471, 785, 1005, 1167, 1945, 2355, 5835, 10519, 26063, 31557, 52595, 61073, 78189, 130315, 157785, 183219, 305365, 390945, 916095, 4091891, 12275673, 20459455, 61378365]

約数ペア:

[(1, 61378365), (3, 20459455), (5, 12275673), (15, 4091891), (67, 916095), (157, 390945), (201, 305365), (335, 183219), (389, 157785), (471, 130315), (785, 78189), (1005, 61073), (1167, 52595), (1945, 31557), (2355, 26063), (5835, 10519)]