15705883431

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{11279}}^1$

素因数の和:11377

約数の個数: 72

約数和(自身を含む): 27957795840

約数和(自身を除く): 12251912409

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 207, 217, 279, 483, 651, 713, 961, 1449, 1953, 2139, 2883, 4991, 6417, 6727, 8649, 11279, 14973, 20181, 22103, 33837, 44919, 60543, 66309, 78953, 101511, 154721, 198927, 236859, 259417, 349649, 464163, 710577, 778251, 1048947, 1392489, 1815919, 2334753, 2447543, 3146841, 5447757, 7342629, 8041927, 10839119, 16343271, 22027887, 24125781, 32517357, 56293489, 72377343, 75873833, 97552071, 168880467, 227621499, 249299737, 506641401, 682864497, 747899211, 1745098159, 2243697633, 5235294477, 15705883431]

約数ペア:

[(1, 15705883431), (3, 5235294477), (7, 2243697633), (9, 1745098159), (21, 747899211), (23, 682864497), (31, 506641401), (63, 249299737), (69, 227621499), (93, 168880467), (161, 97552071), (207, 75873833), (217, 72377343), (279, 56293489), (483, 32517357), (651, 24125781), (713, 22027887), (961, 16343271), (1449, 10839119), (1953, 8041927), (2139, 7342629), (2883, 5447757), (4991, 3146841), (6417, 2447543), (6727, 2334753), (8649, 1815919), (11279, 1392489), (14973, 1048947), (20181, 778251), (22103, 710577), (33837, 464163), (44919, 349649), (60543, 259417), (66309, 236859), (78953, 198927), (101511, 154721)]