211030659

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 358637760

約数和(自身を除く): 147607101

約数列:

[1, 3, 7, 9, 21, 61, 63, 89, 183, 267, 427, 549, 617, 623, 801, 1281, 1851, 1869, 3843, 4319, 5429, 5553, 5607, 12957, 16287, 37637, 38003, 38871, 48861, 54913, 112911, 114009, 164739, 263459, 338733, 342027, 384391, 494217, 790377, 1153173, 2371131, 3349693, 3459519, 10049079, 23447851, 30147237, 70343553, 211030659]

約数ペア:

[(1, 211030659), (3, 70343553), (7, 30147237), (9, 23447851), (21, 10049079), (61, 3459519), (63, 3349693), (89, 2371131), (183, 1153173), (267, 790377), (427, 494217), (549, 384391), (617, 342027), (623, 338733), (801, 263459), (1281, 164739), (1851, 114009), (1869, 112911), (3843, 54913), (4319, 48861), (5429, 38871), (5553, 38003), (5607, 37637), (12957, 16287)]