15219828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1953

約数の個数: 72

約数和(自身を含む): 43891848

約数和(自身を除く): 28672020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1913, 1989, 2652, 3826, 3978, 5739, 7652, 7956, 11478, 17217, 22956, 24869, 32521, 34434, 49738, 65042, 68868, 74607, 97563, 99476, 130084, 149214, 195126, 223821, 292689, 298428, 390252, 422773, 447642, 585378, 845546, 895284, 1170756, 1268319, 1691092, 2536638, 3804957, 5073276, 7609914, 15219828]

約数ペア:

[(1, 15219828), (2, 7609914), (3, 5073276), (4, 3804957), (6, 2536638), (9, 1691092), (12, 1268319), (13, 1170756), (17, 895284), (18, 845546), (26, 585378), (34, 447642), (36, 422773), (39, 390252), (51, 298428), (52, 292689), (68, 223821), (78, 195126), (102, 149214), (117, 130084), (153, 99476), (156, 97563), (204, 74607), (221, 68868), (234, 65042), (306, 49738), (442, 34434), (468, 32521), (612, 24869), (663, 22956), (884, 17217), (1326, 11478), (1913, 7956), (1989, 7652), (2652, 5739), (3826, 3978)]