206561901

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5689}}^1$

素因数の和:5738

約数の個数: 48

約数和(自身を含む): 363249600

約数和(自身を除く): 156687699

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 637, 741, 931, 1729, 1911, 2793, 5187, 5689, 12103, 17067, 36309, 39823, 73957, 108091, 119469, 221871, 278761, 324273, 517699, 756637, 836283, 1405183, 1553097, 2269911, 3623893, 4215549, 5296459, 9836281, 10871679, 15889377, 29508843, 68853967, 206561901]

約数ペア:

[(1, 206561901), (3, 68853967), (7, 29508843), (13, 15889377), (19, 10871679), (21, 9836281), (39, 5296459), (49, 4215549), (57, 3623893), (91, 2269911), (133, 1553097), (147, 1405183), (247, 836283), (273, 756637), (399, 517699), (637, 324273), (741, 278761), (931, 221871), (1729, 119469), (1911, 108091), (2793, 73957), (5187, 39823), (5689, 36309), (12103, 17067)]