19259503263

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{305401}}^1$

素因数の和:305445

約数の個数: 72

約数和(自身を含む): 38018884176

約数和(自身を除く): 18759380913

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 1001, 1287, 1617, 1911, 3003, 4851, 5733, 7007, 9009, 21021, 63063, 305401, 916203, 2137807, 2748609, 3359411, 3970213, 6413421, 10078233, 11910639, 14964649, 19240263, 23515877, 27791491, 30234699, 35731917, 43672343, 44893947, 70547631, 83374473, 131017029, 134681841, 164611139, 194540437, 211642893, 250123419, 305706401, 393051087, 493833417, 583621311, 917119203, 1481500251, 1750863933, 2139944807, 2751357609, 6419834421, 19259503263]

約数ペア:

[(1, 19259503263), (3, 6419834421), (7, 2751357609), (9, 2139944807), (11, 1750863933), (13, 1481500251), (21, 917119203), (33, 583621311), (39, 493833417), (49, 393051087), (63, 305706401), (77, 250123419), (91, 211642893), (99, 194540437), (117, 164611139), (143, 134681841), (147, 131017029), (231, 83374473), (273, 70547631), (429, 44893947), (441, 43672343), (539, 35731917), (637, 30234699), (693, 27791491), (819, 23515877), (1001, 19240263), (1287, 14964649), (1617, 11910639), (1911, 10078233), (3003, 6413421), (4851, 3970213), (5733, 3359411), (7007, 2748609), (9009, 2137807), (21021, 916203), (63063, 305401)]