15931548

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 42771456

約数和(自身を除く): 26839908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 138, 142, 207, 213, 271, 276, 284, 414, 426, 542, 639, 813, 828, 852, 1084, 1278, 1626, 1633, 2439, 2556, 3252, 3266, 4878, 4899, 6233, 6532, 9756, 9798, 12466, 14697, 18699, 19241, 19596, 24932, 29394, 37398, 38482, 56097, 57723, 58788, 74796, 76964, 112194, 115446, 173169, 224388, 230892, 346338, 442543, 692676, 885086, 1327629, 1770172, 2655258, 3982887, 5310516, 7965774, 15931548]

約数ペア:

[(1, 15931548), (2, 7965774), (3, 5310516), (4, 3982887), (6, 2655258), (9, 1770172), (12, 1327629), (18, 885086), (23, 692676), (36, 442543), (46, 346338), (69, 230892), (71, 224388), (92, 173169), (138, 115446), (142, 112194), (207, 76964), (213, 74796), (271, 58788), (276, 57723), (284, 56097), (414, 38482), (426, 37398), (542, 29394), (639, 24932), (813, 19596), (828, 19241), (852, 18699), (1084, 14697), (1278, 12466), (1626, 9798), (1633, 9756), (2439, 6532), (2556, 6233), (3252, 4899), (3266, 4878)]