2978155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1169045

約数列:

[1, 5, 19, 23, 29, 47, 95, 115, 145, 235, 437, 551, 667, 893, 1081, 1363, 2185, 2755, 3335, 4465, 5405, 6815, 12673, 20539, 25897, 31349, 63365, 102695, 129485, 156745, 595631, 2978155]

約数ペア:

[(1, 2978155), (5, 595631), (19, 156745), (23, 129485), (29, 102695), (47, 63365), (95, 31349), (115, 25897), (145, 20539), (235, 12673), (437, 6815), (551, 5405), (667, 4465), (893, 3335), (1081, 2755), (1363, 2185)]