30394539

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 52715520

約数和(自身を除く): 22320981

約数列:

[1, 3, 7, 9, 21, 31, 63, 79, 93, 197, 217, 237, 279, 553, 591, 651, 711, 1379, 1659, 1773, 1953, 2449, 4137, 4977, 6107, 7347, 12411, 15563, 17143, 18321, 22041, 42749, 46689, 51429, 54963, 108941, 128247, 140067, 154287, 326823, 384741, 482453, 980469, 1447359, 3377171, 4342077, 10131513, 30394539]

約数ペア:

[(1, 30394539), (3, 10131513), (7, 4342077), (9, 3377171), (21, 1447359), (31, 980469), (63, 482453), (79, 384741), (93, 326823), (197, 154287), (217, 140067), (237, 128247), (279, 108941), (553, 54963), (591, 51429), (651, 46689), (711, 42749), (1379, 22041), (1659, 18321), (1773, 17143), (1953, 15563), (2449, 12411), (4137, 7347), (4977, 6107)]