728147568

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{409993}}^1$

素因数の和:410041

約数の個数: 40

約数和(自身を含む): 1931891728

約数和(自身を除く): 1203744160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 409993, 819986, 1229979, 1639972, 2459958, 3279944, 4919916, 6559888, 9839832, 15169741, 19679664, 30339482, 45509223, 60678964, 91018446, 121357928, 182036892, 242715856, 364073784, 728147568]

約数ペア:

[(1, 728147568), (2, 364073784), (3, 242715856), (4, 182036892), (6, 121357928), (8, 91018446), (12, 60678964), (16, 45509223), (24, 30339482), (37, 19679664), (48, 15169741), (74, 9839832), (111, 6559888), (148, 4919916), (222, 3279944), (296, 2459958), (444, 1639972), (592, 1229979), (888, 819986), (1776, 409993)]