2912759871

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{887}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 4591883520

約数和(自身を除く): 1679123649

約数列:

[1, 3, 7, 21, 49, 89, 147, 251, 267, 623, 753, 887, 1757, 1869, 2661, 4361, 5271, 6209, 12299, 13083, 18627, 22339, 36897, 43463, 67017, 78943, 130389, 156373, 222637, 236829, 469119, 552601, 667911, 1094611, 1558459, 1657803, 3283833, 3868207, 4675377, 10909213, 11604621, 19814693, 32727639, 59444079, 138702851, 416108553, 970919957, 2912759871]

約数ペア:

[(1, 2912759871), (3, 970919957), (7, 416108553), (21, 138702851), (49, 59444079), (89, 32727639), (147, 19814693), (251, 11604621), (267, 10909213), (623, 4675377), (753, 3868207), (887, 3283833), (1757, 1657803), (1869, 1558459), (2661, 1094611), (4361, 667911), (5271, 552601), (6209, 469119), (12299, 236829), (13083, 222637), (18627, 156373), (22339, 130389), (36897, 78943), (43463, 67017)]