686094483

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 983888640

約数和(自身を除く): 297794157

約数列:

[1, 3, 17, 51, 97, 291, 331, 419, 993, 1257, 1649, 4947, 5627, 7123, 16881, 21369, 32107, 40643, 96321, 121929, 138689, 416067, 545819, 690931, 1637457, 2072793, 2357713, 7073139, 13452833, 40358499, 228698161, 686094483]

約数ペア:

[(1, 686094483), (3, 228698161), (17, 40358499), (51, 13452833), (97, 7073139), (291, 2357713), (331, 2072793), (419, 1637457), (993, 690931), (1257, 545819), (1649, 416067), (4947, 138689), (5627, 121929), (7123, 96321), (16881, 40643), (21369, 32107)]