19591101

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 31629312

約数和(自身を除く): 12038211

約数列:

[1, 3, 9, 23, 31, 43, 69, 71, 93, 129, 207, 213, 279, 387, 639, 713, 989, 1333, 1633, 2139, 2201, 2967, 3053, 3999, 4899, 6417, 6603, 8901, 9159, 11997, 14697, 19809, 27477, 30659, 50623, 70219, 91977, 94643, 151869, 210657, 275931, 283929, 455607, 631971, 851787, 2176789, 6530367, 19591101]

約数ペア:

[(1, 19591101), (3, 6530367), (9, 2176789), (23, 851787), (31, 631971), (43, 455607), (69, 283929), (71, 275931), (93, 210657), (129, 151869), (207, 94643), (213, 91977), (279, 70219), (387, 50623), (639, 30659), (713, 27477), (989, 19809), (1333, 14697), (1633, 11997), (2139, 9159), (2201, 8901), (2967, 6603), (3053, 6417), (3999, 4899)]