681220283133

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2677}}^1\times {\mathrm{210481}}^1$

素因数の和:213205

約数の個数: 32

約数和(自身を含む): 1010098066432

約数和(自身を除く): 328877783299

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 2677, 8031, 34801, 82987, 104403, 210481, 248961, 631443, 1078831, 2736253, 3236493, 6524911, 8208759, 19574733, 84823843, 254471529, 563457637, 1690372911, 7324949281, 17467186747, 21974847843, 52401560241, 227073427711, 681220283133]

約数ペア:

[(1, 681220283133), (3, 227073427711), (13, 52401560241), (31, 21974847843), (39, 17467186747), (93, 7324949281), (403, 1690372911), (1209, 563457637), (2677, 254471529), (8031, 84823843), (34801, 19574733), (82987, 8208759), (104403, 6524911), (210481, 3236493), (248961, 2736253), (631443, 1078831)]