130121012

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149909}}^1$

素因数の和:149951

約数の個数: 24

約数和(自身を含む): 268638720

約数和(自身を除く): 138517708

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 149909, 299818, 599636, 1049363, 2098726, 4197452, 4647179, 9294358, 18588716, 32530253, 65060506, 130121012]

約数ペア:

[(1, 130121012), (2, 65060506), (4, 32530253), (7, 18588716), (14, 9294358), (28, 4647179), (31, 4197452), (62, 2098726), (124, 1049363), (217, 599636), (434, 299818), (868, 149909)]