31189932

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 83166720

約数和(自身を除く): 51976788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 139, 207, 271, 276, 278, 414, 417, 542, 556, 813, 828, 834, 1084, 1251, 1626, 1668, 2439, 2502, 3197, 3252, 4878, 5004, 6233, 6394, 9591, 9756, 12466, 12788, 18699, 19182, 24932, 28773, 37398, 37669, 38364, 56097, 57546, 74796, 75338, 112194, 113007, 115092, 150676, 224388, 226014, 339021, 452028, 678042, 866387, 1356084, 1732774, 2599161, 3465548, 5198322, 7797483, 10396644, 15594966, 31189932]

約数ペア:

[(1, 31189932), (2, 15594966), (3, 10396644), (4, 7797483), (6, 5198322), (9, 3465548), (12, 2599161), (18, 1732774), (23, 1356084), (36, 866387), (46, 678042), (69, 452028), (92, 339021), (138, 226014), (139, 224388), (207, 150676), (271, 115092), (276, 113007), (278, 112194), (414, 75338), (417, 74796), (542, 57546), (556, 56097), (813, 38364), (828, 37669), (834, 37398), (1084, 28773), (1251, 24932), (1626, 19182), (1668, 18699), (2439, 12788), (2502, 12466), (3197, 9756), (3252, 9591), (4878, 6394), (5004, 6233)]