28090986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1483}}^1$

素因数の和:1547

約数の個数: 64

約数和(自身を含む): 71801856

約数和(自身を除く): 43710870

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 41, 42, 66, 77, 82, 123, 154, 231, 246, 287, 451, 462, 574, 861, 902, 1353, 1483, 1722, 2706, 2966, 3157, 4449, 6314, 8898, 9471, 10381, 16313, 18942, 20762, 31143, 32626, 48939, 60803, 62286, 97878, 114191, 121606, 182409, 228382, 342573, 364818, 425621, 668833, 685146, 851242, 1276863, 1337666, 2006499, 2553726, 4012998, 4681831, 9363662, 14045493, 28090986]

約数ペア:

[(1, 28090986), (2, 14045493), (3, 9363662), (6, 4681831), (7, 4012998), (11, 2553726), (14, 2006499), (21, 1337666), (22, 1276863), (33, 851242), (41, 685146), (42, 668833), (66, 425621), (77, 364818), (82, 342573), (123, 228382), (154, 182409), (231, 121606), (246, 114191), (287, 97878), (451, 62286), (462, 60803), (574, 48939), (861, 32626), (902, 31143), (1353, 20762), (1483, 18942), (1722, 16313), (2706, 10381), (2966, 9471), (3157, 8898), (4449, 6314)]