12976455

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 21625344

約数和(自身を除く): 8648889

約数列:

[1, 3, 5, 15, 37, 103, 111, 185, 227, 309, 515, 555, 681, 1135, 1545, 3405, 3811, 8399, 11433, 19055, 23381, 25197, 41995, 57165, 70143, 116905, 125985, 350715, 865097, 2595291, 4325485, 12976455]

約数ペア:

[(1, 12976455), (3, 4325485), (5, 2595291), (15, 865097), (37, 350715), (103, 125985), (111, 116905), (185, 70143), (227, 57165), (309, 41995), (515, 25197), (555, 23381), (681, 19055), (1135, 11433), (1545, 8399), (3405, 3811)]