822859856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1997}}^1$

素因数の和:2308

約数の個数: 80

約数和(自身を含む): 1970123904

約数和(自身を除く): 1147264048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 283, 364, 566, 728, 1132, 1456, 1981, 1997, 2264, 3679, 3962, 3994, 4528, 7358, 7924, 7988, 13979, 14716, 15848, 15976, 25753, 25961, 27958, 29432, 31696, 31952, 51506, 51922, 55916, 58864, 103012, 103844, 111832, 181727, 206024, 207688, 223664, 363454, 412048, 415376, 565151, 726908, 1130302, 1453816, 2260604, 2907632, 3956057, 4521208, 7346963, 7912114, 9042416, 14693926, 15824228, 29387852, 31648456, 51428741, 58775704, 63296912, 102857482, 117551408, 205714964, 411429928, 822859856]

約数ペア:

[(1, 822859856), (2, 411429928), (4, 205714964), (7, 117551408), (8, 102857482), (13, 63296912), (14, 58775704), (16, 51428741), (26, 31648456), (28, 29387852), (52, 15824228), (56, 14693926), (91, 9042416), (104, 7912114), (112, 7346963), (182, 4521208), (208, 3956057), (283, 2907632), (364, 2260604), (566, 1453816), (728, 1130302), (1132, 726908), (1456, 565151), (1981, 415376), (1997, 412048), (2264, 363454), (3679, 223664), (3962, 207688), (3994, 206024), (4528, 181727), (7358, 111832), (7924, 103844), (7988, 103012), (13979, 58864), (14716, 55916), (15848, 51922), (15976, 51506), (25753, 31952), (25961, 31696), (27958, 29432)]