142712829

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 243443200

約数和(自身を除く): 100730371

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 139, 301, 379, 387, 417, 903, 973, 1137, 1251, 2653, 2709, 2919, 3411, 5977, 7959, 8757, 16297, 17931, 23877, 41839, 48891, 52681, 53793, 114079, 125517, 146673, 158043, 342237, 368767, 376551, 474129, 1026711, 1106301, 2265283, 3318903, 6795849, 15856981, 20387547, 47570943, 142712829]

約数ペア:

[(1, 142712829), (3, 47570943), (7, 20387547), (9, 15856981), (21, 6795849), (43, 3318903), (63, 2265283), (129, 1106301), (139, 1026711), (301, 474129), (379, 376551), (387, 368767), (417, 342237), (903, 158043), (973, 146673), (1137, 125517), (1251, 114079), (2653, 53793), (2709, 52681), (2919, 48891), (3411, 41839), (5977, 23877), (7959, 17931), (8757, 16297)]