389783484

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{2111}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 1033224192

約数和(自身を除く): 643440708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 223, 276, 414, 446, 669, 828, 892, 1338, 2007, 2111, 2676, 4014, 4222, 5129, 6333, 8028, 8444, 10258, 12666, 15387, 18999, 20516, 25332, 30774, 37998, 46161, 48553, 61548, 75996, 92322, 97106, 145659, 184644, 194212, 291318, 436977, 470753, 582636, 873954, 941506, 1412259, 1747908, 1883012, 2824518, 4236777, 5649036, 8473554, 10827319, 16947108, 21654638, 32481957, 43309276, 64963914, 97445871, 129927828, 194891742, 389783484]

約数ペア:

[(1, 389783484), (2, 194891742), (3, 129927828), (4, 97445871), (6, 64963914), (9, 43309276), (12, 32481957), (18, 21654638), (23, 16947108), (36, 10827319), (46, 8473554), (69, 5649036), (92, 4236777), (138, 2824518), (207, 1883012), (223, 1747908), (276, 1412259), (414, 941506), (446, 873954), (669, 582636), (828, 470753), (892, 436977), (1338, 291318), (2007, 194212), (2111, 184644), (2676, 145659), (4014, 97106), (4222, 92322), (5129, 75996), (6333, 61548), (8028, 48553), (8444, 46161), (10258, 37998), (12666, 30774), (15387, 25332), (18999, 20516)]