31910808

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 82494720

約数和(自身を除く): 50583912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 71, 122, 142, 183, 213, 244, 284, 307, 366, 426, 488, 568, 614, 732, 852, 921, 1228, 1464, 1704, 1842, 2456, 3684, 4331, 7368, 8662, 12993, 17324, 18727, 21797, 25986, 34648, 37454, 43594, 51972, 56181, 65391, 74908, 87188, 103944, 112362, 130782, 149816, 174376, 224724, 261564, 449448, 523128, 1329617, 2659234, 3988851, 5318468, 7977702, 10636936, 15955404, 31910808]

約数ペア:

[(1, 31910808), (2, 15955404), (3, 10636936), (4, 7977702), (6, 5318468), (8, 3988851), (12, 2659234), (24, 1329617), (61, 523128), (71, 449448), (122, 261564), (142, 224724), (183, 174376), (213, 149816), (244, 130782), (284, 112362), (307, 103944), (366, 87188), (426, 74908), (488, 65391), (568, 56181), (614, 51972), (732, 43594), (852, 37454), (921, 34648), (1228, 25986), (1464, 21797), (1704, 18727), (1842, 17324), (2456, 12993), (3684, 8662), (4331, 7368)]