234489843

素因数分解:

$3^3\times 7^2\times {\mathrm{421}}^2$

素因数の和:865

約数の個数: 36

約数和(自身を含む): 405071640

約数和(自身を除く): 170581797

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 421, 441, 1263, 1323, 2947, 3789, 8841, 11367, 20629, 26523, 61887, 79569, 177241, 185661, 531723, 556983, 1240687, 1595169, 3722061, 4785507, 8684809, 11166183, 26054427, 33498549, 78163281, 234489843]

約数ペア:

[(1, 234489843), (3, 78163281), (7, 33498549), (9, 26054427), (21, 11166183), (27, 8684809), (49, 4785507), (63, 3722061), (147, 1595169), (189, 1240687), (421, 556983), (441, 531723), (1263, 185661), (1323, 177241), (2947, 79569), (3789, 61887), (8841, 26523), (11367, 20629)]