71884228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 144471600

約数和(自身を除く): 72587372

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 233, 349, 442, 466, 698, 884, 932, 1396, 3029, 3961, 4537, 5933, 6058, 7922, 9074, 11866, 12116, 15844, 18148, 23732, 51493, 77129, 81317, 102986, 154258, 162634, 205972, 308516, 325268, 1057121, 1382389, 2114242, 2764778, 4228484, 5529556, 17971057, 35942114, 71884228]

約数ペア:

[(1, 71884228), (2, 35942114), (4, 17971057), (13, 5529556), (17, 4228484), (26, 2764778), (34, 2114242), (52, 1382389), (68, 1057121), (221, 325268), (233, 308516), (349, 205972), (442, 162634), (466, 154258), (698, 102986), (884, 81317), (932, 77129), (1396, 51493), (3029, 23732), (3961, 18148), (4537, 15844), (5933, 12116), (6058, 11866), (7922, 9074)]