27881028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 86102016

約数和(自身を除く): 58220988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 43, 62, 63, 83, 84, 86, 93, 124, 126, 129, 166, 172, 186, 217, 249, 252, 258, 279, 301, 332, 372, 387, 434, 498, 516, 558, 581, 602, 651, 747, 774, 868, 903, 996, 1116, 1162, 1204, 1302, 1333, 1494, 1548, 1743, 1806, 1953, 2324, 2573, 2604, 2666, 2709, 2988, 3486, 3569, 3612, 3906, 3999, 5146, 5229, 5332, 5418, 6972, 7138, 7719, 7812, 7998, 9331, 10292, 10458, 10707, 10836, 11997, 14276, 15438, 15996, 18011, 18662, 20916, 21414, 23157, 23994, 24983, 27993, 30876, 32121, 36022, 37324, 42828, 46314, 47988, 49966, 54033, 55986, 64242, 72044, 74949, 83979, 92628, 99932, 108066, 110639, 111972, 128484, 149898, 162099, 167958, 216132, 221278, 224847, 299796, 324198, 331917, 335916, 442556, 449694, 648396, 663834, 774473, 899388, 995751, 1327668, 1548946, 1991502, 2323419, 3097892, 3983004, 4646838, 6970257, 9293676, 13940514, 27881028]

約数ペア:

[(1, 27881028), (2, 13940514), (3, 9293676), (4, 6970257), (6, 4646838), (7, 3983004), (9, 3097892), (12, 2323419), (14, 1991502), (18, 1548946), (21, 1327668), (28, 995751), (31, 899388), (36, 774473), (42, 663834), (43, 648396), (62, 449694), (63, 442556), (83, 335916), (84, 331917), (86, 324198), (93, 299796), (124, 224847), (126, 221278), (129, 216132), (166, 167958), (172, 162099), (186, 149898), (217, 128484), (249, 111972), (252, 110639), (258, 108066), (279, 99932), (301, 92628), (332, 83979), (372, 74949), (387, 72044), (434, 64242), (498, 55986), (516, 54033), (558, 49966), (581, 47988), (602, 46314), (651, 42828), (747, 37324), (774, 36022), (868, 32121), (903, 30876), (996, 27993), (1116, 24983), (1162, 23994), (1204, 23157), (1302, 21414), (1333, 20916), (1494, 18662), (1548, 18011), (1743, 15996), (1806, 15438), (1953, 14276), (2324, 11997), (2573, 10836), (2604, 10707), (2666, 10458), (2709, 10292), (2988, 9331), (3486, 7998), (3569, 7812), (3612, 7719), (3906, 7138), (3999, 6972), (5146, 5418), (5229, 5332)]