1648065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 2923776

約数和(自身を除く): 1275711

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 281, 345, 391, 843, 1173, 1405, 1955, 4215, 4777, 5865, 6463, 14331, 19389, 23885, 32315, 71655, 96945, 109871, 329613, 549355, 1648065]

約数ペア:

[(1, 1648065), (3, 549355), (5, 329613), (15, 109871), (17, 96945), (23, 71655), (51, 32315), (69, 23885), (85, 19389), (115, 14331), (255, 6463), (281, 5865), (345, 4777), (391, 4215), (843, 1955), (1173, 1405)]