15381549

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 26542080

約数和(自身を除く): 11160531

約数列:

[1, 3, 9, 17, 23, 27, 31, 47, 51, 69, 93, 141, 153, 207, 279, 391, 423, 459, 527, 621, 713, 799, 837, 1081, 1173, 1269, 1457, 1581, 2139, 2397, 3243, 3519, 4371, 4743, 6417, 7191, 9729, 10557, 12121, 13113, 14229, 18377, 19251, 21573, 24769, 29187, 33511, 36363, 39339, 55131, 74307, 100533, 109089, 165393, 222921, 301599, 327267, 496179, 569687, 668763, 904797, 1709061, 5127183, 15381549]

約数ペア:

[(1, 15381549), (3, 5127183), (9, 1709061), (17, 904797), (23, 668763), (27, 569687), (31, 496179), (47, 327267), (51, 301599), (69, 222921), (93, 165393), (141, 109089), (153, 100533), (207, 74307), (279, 55131), (391, 39339), (423, 36363), (459, 33511), (527, 29187), (621, 24769), (713, 21573), (799, 19251), (837, 18377), (1081, 14229), (1173, 13113), (1269, 12121), (1457, 10557), (1581, 9729), (2139, 7191), (2397, 6417), (3243, 4743), (3519, 4371)]