15721992

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 51408000

約数和(自身を除く): 35686008

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 44, 52, 54, 66, 72, 78, 88, 99, 104, 108, 117, 132, 143, 156, 198, 216, 234, 264, 286, 297, 312, 351, 396, 429, 468, 509, 572, 594, 702, 792, 858, 936, 1018, 1144, 1188, 1287, 1404, 1527, 1716, 2036, 2376, 2574, 2808, 3054, 3432, 3861, 4072, 4581, 5148, 5599, 6108, 6617, 7722, 9162, 10296, 11198, 12216, 13234, 13743, 15444, 16797, 18324, 19851, 22396, 26468, 27486, 30888, 33594, 36648, 39702, 44792, 50391, 52936, 54972, 59553, 67188, 72787, 79404, 100782, 109944, 119106, 134376, 145574, 151173, 158808, 178659, 201564, 218361, 238212, 291148, 302346, 357318, 403128, 436722, 476424, 582296, 604692, 655083, 714636, 873444, 1209384, 1310166, 1429272, 1746888, 1965249, 2620332, 3930498, 5240664, 7860996, 15721992]

約数ペア:

[(1, 15721992), (2, 7860996), (3, 5240664), (4, 3930498), (6, 2620332), (8, 1965249), (9, 1746888), (11, 1429272), (12, 1310166), (13, 1209384), (18, 873444), (22, 714636), (24, 655083), (26, 604692), (27, 582296), (33, 476424), (36, 436722), (39, 403128), (44, 357318), (52, 302346), (54, 291148), (66, 238212), (72, 218361), (78, 201564), (88, 178659), (99, 158808), (104, 151173), (108, 145574), (117, 134376), (132, 119106), (143, 109944), (156, 100782), (198, 79404), (216, 72787), (234, 67188), (264, 59553), (286, 54972), (297, 52936), (312, 50391), (351, 44792), (396, 39702), (429, 36648), (468, 33594), (509, 30888), (572, 27486), (594, 26468), (702, 22396), (792, 19851), (858, 18324), (936, 16797), (1018, 15444), (1144, 13743), (1188, 13234), (1287, 12216), (1404, 11198), (1527, 10296), (1716, 9162), (2036, 7722), (2376, 6617), (2574, 6108), (2808, 5599), (3054, 5148), (3432, 4581), (3861, 4072)]