28682730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{757}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 74850984

約数和(自身を除く): 46168254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 421, 757, 842, 1263, 1514, 2105, 2271, 2526, 3785, 3789, 4210, 4542, 6315, 6813, 7570, 7578, 11355, 12630, 13626, 18945, 22710, 34065, 37890, 68130, 318697, 637394, 956091, 1593485, 1912182, 2868273, 3186970, 4780455, 5736546, 9560910, 14341365, 28682730]

約数ペア:

[(1, 28682730), (2, 14341365), (3, 9560910), (5, 5736546), (6, 4780455), (9, 3186970), (10, 2868273), (15, 1912182), (18, 1593485), (30, 956091), (45, 637394), (90, 318697), (421, 68130), (757, 37890), (842, 34065), (1263, 22710), (1514, 18945), (2105, 13626), (2271, 12630), (2526, 11355), (3785, 7578), (3789, 7570), (4210, 6813), (4542, 6315)]