71218818

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2551}}^1$

素因数の和:2620

約数の個数: 64

約数和(自身を含む): 176394240

約数和(自身を除く): 105175422

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 47, 54, 66, 94, 99, 141, 198, 282, 297, 423, 517, 594, 846, 1034, 1269, 1551, 2538, 2551, 3102, 4653, 5102, 7653, 9306, 13959, 15306, 22959, 27918, 28061, 45918, 56122, 68877, 84183, 119897, 137754, 168366, 239794, 252549, 359691, 505098, 719382, 757647, 1079073, 1318867, 1515294, 2158146, 2637734, 3237219, 3956601, 6474438, 7913202, 11869803, 23739606, 35609409, 71218818]

約数ペア:

[(1, 71218818), (2, 35609409), (3, 23739606), (6, 11869803), (9, 7913202), (11, 6474438), (18, 3956601), (22, 3237219), (27, 2637734), (33, 2158146), (47, 1515294), (54, 1318867), (66, 1079073), (94, 757647), (99, 719382), (141, 505098), (198, 359691), (282, 252549), (297, 239794), (423, 168366), (517, 137754), (594, 119897), (846, 84183), (1034, 68877), (1269, 56122), (1551, 45918), (2538, 28061), (2551, 27918), (3102, 22959), (4653, 15306), (5102, 13959), (7653, 9306)]