245319412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{248299}}^1$

素因数の和:248335

約数の個数: 24

約数和(自身を含む): 486668000

約数和(自身を除く): 241348588

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 248299, 496598, 993196, 3227887, 4717681, 6455774, 9435362, 12911548, 18870724, 61329853, 122659706, 245319412]

約数ペア:

[(1, 245319412), (2, 122659706), (4, 61329853), (13, 18870724), (19, 12911548), (26, 9435362), (38, 6455774), (52, 4717681), (76, 3227887), (247, 993196), (494, 496598), (988, 248299)]