40439406

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:805

約数の個数: 48

約数和(自身を含む): 94621824

約数和(自身を除く): 54182418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 263, 294, 523, 526, 789, 1046, 1569, 1578, 1841, 3138, 3661, 3682, 5523, 7322, 10983, 11046, 12887, 21966, 25627, 25774, 38661, 51254, 76881, 77322, 137549, 153762, 275098, 412647, 825294, 962843, 1925686, 2888529, 5777058, 6739901, 13479802, 20219703, 40439406]

約数ペア:

[(1, 40439406), (2, 20219703), (3, 13479802), (6, 6739901), (7, 5777058), (14, 2888529), (21, 1925686), (42, 962843), (49, 825294), (98, 412647), (147, 275098), (263, 153762), (294, 137549), (523, 77322), (526, 76881), (789, 51254), (1046, 38661), (1569, 25774), (1578, 25627), (1841, 21966), (3138, 12887), (3661, 11046), (3682, 10983), (5523, 7322)]