1281990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 3108096

約数和(自身を除く): 1826106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 151, 283, 302, 453, 566, 755, 849, 906, 1415, 1510, 1698, 2265, 2830, 4245, 4530, 8490, 42733, 85466, 128199, 213665, 256398, 427330, 640995, 1281990]

約数ペア:

[(1, 1281990), (2, 640995), (3, 427330), (5, 256398), (6, 213665), (10, 128199), (15, 85466), (30, 42733), (151, 8490), (283, 4530), (302, 4245), (453, 2830), (566, 2265), (755, 1698), (849, 1510), (906, 1415)]