15521796

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 41385344

約数和(自身を除く): 25863548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 271, 333, 387, 444, 516, 542, 666, 774, 813, 1084, 1332, 1548, 1591, 1626, 2439, 3182, 3252, 4773, 4878, 6364, 9546, 9756, 10027, 11653, 14319, 19092, 20054, 23306, 28638, 30081, 34959, 40108, 46612, 57276, 60162, 69918, 90243, 104877, 120324, 139836, 180486, 209754, 360972, 419508, 431161, 862322, 1293483, 1724644, 2586966, 3880449, 5173932, 7760898, 15521796]

約数ペア:

[(1, 15521796), (2, 7760898), (3, 5173932), (4, 3880449), (6, 2586966), (9, 1724644), (12, 1293483), (18, 862322), (36, 431161), (37, 419508), (43, 360972), (74, 209754), (86, 180486), (111, 139836), (129, 120324), (148, 104877), (172, 90243), (222, 69918), (258, 60162), (271, 57276), (333, 46612), (387, 40108), (444, 34959), (516, 30081), (542, 28638), (666, 23306), (774, 20054), (813, 19092), (1084, 14319), (1332, 11653), (1548, 10027), (1591, 9756), (1626, 9546), (2439, 6364), (3182, 4878), (3252, 4773)]