201210513

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 334175040

約数和(自身を除く): 132964527

約数列:

[1, 3, 7, 19, 21, 49, 57, 61, 133, 147, 183, 399, 427, 931, 1159, 1181, 1281, 2793, 2989, 3477, 3543, 8113, 8267, 8967, 22439, 24339, 24801, 56791, 57869, 67317, 72041, 157073, 170373, 173607, 216123, 471219, 504287, 1099511, 1368779, 1512861, 3298533, 3530009, 4106337, 9581453, 10590027, 28744359, 67070171, 201210513]

約数ペア:

[(1, 201210513), (3, 67070171), (7, 28744359), (19, 10590027), (21, 9581453), (49, 4106337), (57, 3530009), (61, 3298533), (133, 1512861), (147, 1368779), (183, 1099511), (399, 504287), (427, 471219), (931, 216123), (1159, 173607), (1181, 170373), (1281, 157073), (2793, 72041), (2989, 67317), (3477, 57869), (3543, 56791), (8113, 24801), (8267, 24339), (8967, 22439)]