491123139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{3499}}^1$

素因数の和:3635

約数の個数: 32

約数和(自身を含む): 729120000

約数和(自身を除く): 237996861

約数列:

[1, 3, 13, 39, 59, 61, 177, 183, 767, 793, 2301, 2379, 3499, 3599, 10497, 10797, 45487, 46787, 136461, 140361, 206441, 213439, 619323, 640317, 2683733, 2774707, 8051199, 8324121, 12592901, 37778703, 163707713, 491123139]

約数ペア:

[(1, 491123139), (3, 163707713), (13, 37778703), (39, 12592901), (59, 8324121), (61, 8051199), (177, 2774707), (183, 2683733), (767, 640317), (793, 619323), (2301, 213439), (2379, 206441), (3499, 140361), (3599, 136461), (10497, 46787), (10797, 45487)]