26378355

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 44411904

約数和(自身を除く): 18033549

約数列:

[1, 3, 5, 15, 23, 69, 115, 157, 345, 471, 487, 785, 1461, 2355, 2435, 3611, 7305, 10833, 11201, 18055, 33603, 54165, 56005, 76459, 168015, 229377, 382295, 1146885, 1758557, 5275671, 8792785, 26378355]

約数ペア:

[(1, 26378355), (3, 8792785), (5, 5275671), (15, 1758557), (23, 1146885), (69, 382295), (115, 229377), (157, 168015), (345, 76459), (471, 56005), (487, 54165), (785, 33603), (1461, 18055), (2355, 11201), (2435, 10833), (3611, 7305)]