28985698

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 51511680

約数和(自身を除く): 22525982

約数列:

[1, 2, 7, 14, 43, 86, 89, 178, 301, 541, 602, 623, 1082, 1246, 3787, 3827, 7574, 7654, 23263, 26789, 46526, 48149, 53578, 96298, 162841, 325682, 337043, 674086, 2070407, 4140814, 14492849, 28985698]

約数ペア:

[(1, 28985698), (2, 14492849), (7, 4140814), (14, 2070407), (43, 674086), (86, 337043), (89, 325682), (178, 162841), (301, 96298), (541, 53578), (602, 48149), (623, 46526), (1082, 26789), (1246, 23263), (3787, 7654), (3827, 7574)]