13386730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 28598400

約数和(自身を除く): 15211670

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 199, 217, 310, 398, 434, 961, 995, 1085, 1393, 1922, 1990, 2170, 2786, 4805, 6169, 6727, 6965, 9610, 12338, 13454, 13930, 30845, 33635, 43183, 61690, 67270, 86366, 191239, 215915, 382478, 431830, 956195, 1338673, 1912390, 2677346, 6693365, 13386730]

約数ペア:

[(1, 13386730), (2, 6693365), (5, 2677346), (7, 1912390), (10, 1338673), (14, 956195), (31, 431830), (35, 382478), (62, 215915), (70, 191239), (155, 86366), (199, 67270), (217, 61690), (310, 43183), (398, 33635), (434, 30845), (961, 13930), (995, 13454), (1085, 12338), (1393, 9610), (1922, 6965), (1990, 6727), (2170, 6169), (2786, 4805)]