90897615

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2593}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 169958880

約数和(自身を除く): 79061265

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 615, 779, 855, 1845, 2337, 2593, 3895, 7011, 7779, 11685, 12965, 23337, 35055, 38895, 49267, 106313, 116685, 147801, 246335, 318939, 443403, 531565, 739005, 956817, 1594695, 2019947, 2217015, 4784085, 6059841, 10099735, 18179523, 30299205, 90897615]

約数ペア:

[(1, 90897615), (3, 30299205), (5, 18179523), (9, 10099735), (15, 6059841), (19, 4784085), (41, 2217015), (45, 2019947), (57, 1594695), (95, 956817), (123, 739005), (171, 531565), (205, 443403), (285, 318939), (369, 246335), (615, 147801), (779, 116685), (855, 106313), (1845, 49267), (2337, 38895), (2593, 35055), (3895, 23337), (7011, 12965), (7779, 11685)]