289308474998

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1\times {\mathrm{1297}}^1\times {\mathrm{1361}}^1$

素因数の和:2925

約数の個数: 48

約数和(自身を含む): 460715557104

約数和(自身を除く): 171407082106

約数列:

[1, 2, 19, 38, 227, 361, 454, 722, 1297, 1361, 2594, 2722, 4313, 8626, 24643, 25859, 49286, 51718, 81947, 163894, 294419, 308947, 468217, 491321, 588838, 617894, 936434, 982642, 1765217, 3530434, 5593961, 5869993, 11187922, 11739986, 33539123, 67078246, 106285259, 111529867, 212570518, 223059734, 400704259, 637243337, 801408518, 1274486674, 7613380921, 15226761842, 144654237499, 289308474998]

約数ペア:

[(1, 289308474998), (2, 144654237499), (19, 15226761842), (38, 7613380921), (227, 1274486674), (361, 801408518), (454, 637243337), (722, 400704259), (1297, 223059734), (1361, 212570518), (2594, 111529867), (2722, 106285259), (4313, 67078246), (8626, 33539123), (24643, 11739986), (25859, 11187922), (49286, 5869993), (51718, 5593961), (81947, 3530434), (163894, 1765217), (294419, 982642), (308947, 936434), (468217, 617894), (491321, 588838)]