39893139

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 68490240

約数和(自身を除く): 28597101

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 139, 143, 223, 417, 429, 669, 1251, 1287, 1529, 1807, 2007, 2453, 2899, 4587, 5421, 7359, 8697, 13761, 16263, 19877, 22077, 26091, 30997, 31889, 59631, 92991, 95667, 178893, 278973, 287001, 340967, 402961, 1022901, 1208883, 3068703, 3626649, 4432571, 13297713, 39893139]

約数ペア:

[(1, 39893139), (3, 13297713), (9, 4432571), (11, 3626649), (13, 3068703), (33, 1208883), (39, 1022901), (99, 402961), (117, 340967), (139, 287001), (143, 278973), (223, 178893), (417, 95667), (429, 92991), (669, 59631), (1251, 31889), (1287, 30997), (1529, 26091), (1807, 22077), (2007, 19877), (2453, 16263), (2899, 13761), (4587, 8697), (5421, 7359)]