215780838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1873}}^1$

素因数の和:2109

約数の個数: 64

約数和(自身を含む): 533955072

約数和(自身を除く): 318174234

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 211, 273, 422, 546, 633, 1266, 1477, 1873, 2743, 2954, 3746, 4431, 5486, 5619, 8229, 8862, 11238, 13111, 16458, 19201, 24349, 26222, 38402, 39333, 48698, 57603, 73047, 78666, 115206, 146094, 170443, 340886, 395203, 511329, 790406, 1022658, 1185609, 2371218, 2766421, 5137639, 5532842, 8299263, 10275278, 15412917, 16598526, 30825834, 35963473, 71926946, 107890419, 215780838]

約数ペア:

[(1, 215780838), (2, 107890419), (3, 71926946), (6, 35963473), (7, 30825834), (13, 16598526), (14, 15412917), (21, 10275278), (26, 8299263), (39, 5532842), (42, 5137639), (78, 2766421), (91, 2371218), (182, 1185609), (211, 1022658), (273, 790406), (422, 511329), (546, 395203), (633, 340886), (1266, 170443), (1477, 146094), (1873, 115206), (2743, 78666), (2954, 73047), (3746, 57603), (4431, 48698), (5486, 39333), (5619, 38402), (8229, 26222), (8862, 24349), (11238, 19201), (13111, 16458)]