428310012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2857}}^1$

素因数の和:2939

約数の個数: 72

約数和(自身を含む): 1112493648

約数和(自身を除く): 684183636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 961, 1209, 1612, 1922, 2418, 2857, 2883, 3844, 4836, 5714, 5766, 8571, 11428, 11532, 12493, 17142, 24986, 34284, 37141, 37479, 49972, 74282, 74958, 88567, 111423, 148564, 149916, 177134, 222846, 265701, 354268, 445692, 531402, 1062804, 1151371, 2302742, 2745577, 3454113, 4605484, 5491154, 6908226, 8236731, 10982308, 13816452, 16473462, 32946924, 35692501, 71385002, 107077503, 142770004, 214155006, 428310012]

約数ペア:

[(1, 428310012), (2, 214155006), (3, 142770004), (4, 107077503), (6, 71385002), (12, 35692501), (13, 32946924), (26, 16473462), (31, 13816452), (39, 10982308), (52, 8236731), (62, 6908226), (78, 5491154), (93, 4605484), (124, 3454113), (156, 2745577), (186, 2302742), (372, 1151371), (403, 1062804), (806, 531402), (961, 445692), (1209, 354268), (1612, 265701), (1922, 222846), (2418, 177134), (2857, 149916), (2883, 148564), (3844, 111423), (4836, 88567), (5714, 74958), (5766, 74282), (8571, 49972), (11428, 37479), (11532, 37141), (12493, 34284), (17142, 24986)]