208597004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{39839}}^1$

素因数の和:39878

約数の個数: 48

約数和(自身を含む): 481904640

約数和(自身を除く): 273307636

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 5236, 39839, 79678, 159356, 278873, 438229, 557746, 677263, 876458, 1115492, 1354526, 1752916, 2709052, 3067603, 4740841, 6135206, 7449893, 9481682, 12270412, 14899786, 18963364, 29799572, 52149251, 104298502, 208597004]

約数ペア:

[(1, 208597004), (2, 104298502), (4, 52149251), (7, 29799572), (11, 18963364), (14, 14899786), (17, 12270412), (22, 9481682), (28, 7449893), (34, 6135206), (44, 4740841), (68, 3067603), (77, 2709052), (119, 1752916), (154, 1354526), (187, 1115492), (238, 876458), (308, 677263), (374, 557746), (476, 438229), (748, 278873), (1309, 159356), (2618, 79678), (5236, 39839)]