397991538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{971}}^1\times {\mathrm{3253}}^1$

素因数の和:4239

約数の個数: 48

約数和(自身を含む): 986821056

約数和(自身を除く): 588829518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 971, 1942, 2913, 3253, 5826, 6506, 6797, 8739, 9759, 13594, 17478, 19518, 20391, 22771, 29277, 40782, 45542, 58554, 61173, 68313, 122346, 136626, 204939, 409878, 3158663, 6317326, 9475989, 18951978, 22110641, 28427967, 44221282, 56855934, 66331923, 132663846, 198995769, 397991538]

約数ペア:

[(1, 397991538), (2, 198995769), (3, 132663846), (6, 66331923), (7, 56855934), (9, 44221282), (14, 28427967), (18, 22110641), (21, 18951978), (42, 9475989), (63, 6317326), (126, 3158663), (971, 409878), (1942, 204939), (2913, 136626), (3253, 122346), (5826, 68313), (6506, 61173), (6797, 58554), (8739, 45542), (9759, 40782), (13594, 29277), (17478, 22771), (19518, 20391)]