7278490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 13810176

約数和(自身を除く): 6531686

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 443, 530, 886, 1643, 2215, 3286, 4430, 8215, 13733, 16430, 23479, 27466, 46958, 68665, 117395, 137330, 234790, 727849, 1455698, 3639245, 7278490]

約数ペア:

[(1, 7278490), (2, 3639245), (5, 1455698), (10, 727849), (31, 234790), (53, 137330), (62, 117395), (106, 68665), (155, 46958), (265, 27466), (310, 23479), (443, 16430), (530, 13733), (886, 8215), (1643, 4430), (2215, 3286)]