40185747

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1427}}^1$

素因数の和:1592

約数の個数: 32

約数和(自身を含む): 68544000

約数和(自身を除く): 28358253

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 1427, 3129, 4023, 4281, 9387, 9989, 12843, 28161, 29967, 38529, 89901, 212623, 269703, 637869, 1488361, 1913607, 4465083, 5740821, 13395249, 40185747]

約数ペア:

[(1, 40185747), (3, 13395249), (7, 5740821), (9, 4465083), (21, 1913607), (27, 1488361), (63, 637869), (149, 269703), (189, 212623), (447, 89901), (1043, 38529), (1341, 29967), (1427, 28161), (3129, 12843), (4023, 9989), (4281, 9387)]