428706786

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1\times {\mathrm{2213}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 870367680

約数和(自身を除く): 441660894

約数列:

[1, 2, 3, 6, 83, 166, 249, 389, 498, 778, 1167, 2213, 2334, 4426, 6639, 13278, 32287, 64574, 96861, 183679, 193722, 367358, 551037, 860857, 1102074, 1721714, 2582571, 5165142, 71451131, 142902262, 214353393, 428706786]

約数ペア:

[(1, 428706786), (2, 214353393), (3, 142902262), (6, 71451131), (83, 5165142), (166, 2582571), (249, 1721714), (389, 1102074), (498, 860857), (778, 551037), (1167, 367358), (2213, 193722), (2334, 183679), (4426, 96861), (6639, 64574), (13278, 32287)]