219978668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10243}}^1$

素因数の和:10326

約数の個数: 48

約数和(自身を含む): 481877760

約数和(自身を除く): 261899092

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 59, 91, 118, 182, 236, 364, 413, 767, 826, 1534, 1652, 3068, 5369, 10243, 10738, 20486, 21476, 40972, 71701, 133159, 143402, 266318, 286804, 532636, 604337, 932113, 1208674, 1864226, 2417348, 3728452, 4230359, 7856381, 8460718, 15712762, 16921436, 31425524, 54994667, 109989334, 219978668]

約数ペア:

[(1, 219978668), (2, 109989334), (4, 54994667), (7, 31425524), (13, 16921436), (14, 15712762), (26, 8460718), (28, 7856381), (52, 4230359), (59, 3728452), (91, 2417348), (118, 1864226), (182, 1208674), (236, 932113), (364, 604337), (413, 532636), (767, 286804), (826, 266318), (1534, 143402), (1652, 133159), (3068, 71701), (5369, 40972), (10243, 21476), (10738, 20486)]