77778892

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{983}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 138200832

約数和(自身を除く): 60421940

約数列:

[1, 2, 4, 131, 151, 262, 302, 524, 604, 983, 1966, 3932, 19781, 39562, 79124, 128773, 148433, 257546, 296866, 515092, 593732, 19444723, 38889446, 77778892]

約数ペア:

[(1, 77778892), (2, 38889446), (4, 19444723), (131, 593732), (151, 515092), (262, 296866), (302, 257546), (524, 148433), (604, 128773), (983, 79124), (1966, 39562), (3932, 19781)]