648942528

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{259993}}^1$

素因数の和:260021

約数の個数: 56

約数和(自身を含む): 1849077328

約数和(自身を除く): 1200134800

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 259993, 519986, 779979, 1039972, 1559958, 2079944, 3119916, 3379909, 4159888, 6239832, 6759818, 8319776, 10139727, 12479664, 13519636, 16639552, 20279454, 24959328, 27039272, 40558908, 49918656, 54078544, 81117816, 108157088, 162235632, 216314176, 324471264, 648942528]

約数ペア:

[(1, 648942528), (2, 324471264), (3, 216314176), (4, 162235632), (6, 108157088), (8, 81117816), (12, 54078544), (13, 49918656), (16, 40558908), (24, 27039272), (26, 24959328), (32, 20279454), (39, 16639552), (48, 13519636), (52, 12479664), (64, 10139727), (78, 8319776), (96, 6759818), (104, 6239832), (156, 4159888), (192, 3379909), (208, 3119916), (312, 2079944), (416, 1559958), (624, 1039972), (832, 779979), (1248, 519986), (2496, 259993)]