209749979278

素因数分解:

$2^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{1823}}^1\times {\mathrm{3547}}^1$

素因数の和:5717

約数の個数: 48

約数和(自身を含む): 367402950144

約数和(自身を除く): 157652970866

約数列:

[1, 2, 7, 14, 49, 98, 331, 662, 1823, 2317, 3547, 3646, 4634, 7094, 12761, 16219, 24829, 25522, 32438, 49658, 89327, 173803, 178654, 347606, 603413, 1174057, 1206826, 2348114, 4223891, 6466181, 8218399, 8447782, 12932362, 16436798, 29567237, 45263267, 57528793, 59134474, 90526534, 115057586, 316842869, 633685738, 2140305911, 4280611822, 14982141377, 29964282754, 104874989639, 209749979278]

約数ペア:

[(1, 209749979278), (2, 104874989639), (7, 29964282754), (14, 14982141377), (49, 4280611822), (98, 2140305911), (331, 633685738), (662, 316842869), (1823, 115057586), (2317, 90526534), (3547, 59134474), (3646, 57528793), (4634, 45263267), (7094, 29567237), (12761, 16436798), (16219, 12932362), (24829, 8447782), (25522, 8218399), (32438, 6466181), (49658, 4223891), (89327, 2348114), (173803, 1206826), (178654, 1174057), (347606, 603413)]