30864778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 57936384

約数和(自身を除く): 27071606

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 197, 217, 266, 361, 394, 434, 589, 722, 1178, 1379, 2527, 2758, 3743, 4123, 5054, 6107, 7486, 8246, 11191, 12214, 22382, 26201, 42749, 52402, 71117, 78337, 85498, 116033, 142234, 156674, 232066, 497819, 812231, 995638, 1624462, 2204627, 4409254, 15432389, 30864778]

約数ペア:

[(1, 30864778), (2, 15432389), (7, 4409254), (14, 2204627), (19, 1624462), (31, 995638), (38, 812231), (62, 497819), (133, 232066), (197, 156674), (217, 142234), (266, 116033), (361, 85498), (394, 78337), (434, 71117), (589, 52402), (722, 42749), (1178, 26201), (1379, 22382), (2527, 12214), (2758, 11191), (3743, 8246), (4123, 7486), (5054, 6107)]