214932081

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2393}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 366799104

約数和(自身を除く): 151867023

約数列:

[1, 3, 7, 13, 21, 39, 47, 49, 91, 141, 147, 273, 329, 611, 637, 987, 1833, 1911, 2303, 2393, 4277, 6909, 7179, 12831, 16751, 29939, 31109, 50253, 89817, 93327, 112471, 117257, 217763, 337413, 351771, 653289, 787297, 1462123, 1524341, 2361891, 4386369, 4573023, 5511079, 10234861, 16533237, 30704583, 71644027, 214932081]

約数ペア:

[(1, 214932081), (3, 71644027), (7, 30704583), (13, 16533237), (21, 10234861), (39, 5511079), (47, 4573023), (49, 4386369), (91, 2361891), (141, 1524341), (147, 1462123), (273, 787297), (329, 653289), (611, 351771), (637, 337413), (987, 217763), (1833, 117257), (1911, 112471), (2303, 93327), (2393, 89817), (4277, 50253), (6909, 31109), (7179, 29939), (12831, 16751)]