28511766

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 65576160

約数和(自身を除く): 37064394

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 61, 69, 122, 138, 183, 207, 366, 414, 549, 1098, 1129, 1403, 2258, 2806, 3387, 4209, 6774, 8418, 10161, 12627, 20322, 25254, 25967, 51934, 68869, 77901, 137738, 155802, 206607, 233703, 413214, 467406, 619821, 1239642, 1583987, 3167974, 4751961, 9503922, 14255883, 28511766]

約数ペア:

[(1, 28511766), (2, 14255883), (3, 9503922), (6, 4751961), (9, 3167974), (18, 1583987), (23, 1239642), (46, 619821), (61, 467406), (69, 413214), (122, 233703), (138, 206607), (183, 155802), (207, 137738), (366, 77901), (414, 68869), (549, 51934), (1098, 25967), (1129, 25254), (1403, 20322), (2258, 12627), (2806, 10161), (3387, 8418), (4209, 6774)]