261996152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{13001}}^1$

素因数の和:13247

約数の個数: 32

約数和(自身を含む): 538282800

約数和(自身を除く): 276286648

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 229, 458, 916, 1832, 2519, 5038, 10076, 13001, 20152, 26002, 52004, 104008, 143011, 286022, 572044, 1144088, 2977229, 5954458, 11908916, 23817832, 32749519, 65499038, 130998076, 261996152]

約数ペア:

[(1, 261996152), (2, 130998076), (4, 65499038), (8, 32749519), (11, 23817832), (22, 11908916), (44, 5954458), (88, 2977229), (229, 1144088), (458, 572044), (916, 286022), (1832, 143011), (2519, 104008), (5038, 52004), (10076, 26002), (13001, 20152)]