204550599

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 328204800

約数和(自身を除く): 123654201

約数列:

[1, 3, 11, 19, 33, 41, 57, 73, 109, 123, 209, 219, 327, 451, 627, 779, 803, 1199, 1353, 1387, 2071, 2337, 2409, 2993, 3597, 4161, 4469, 6213, 7957, 8569, 8979, 13407, 15257, 22781, 23871, 25707, 32923, 45771, 49159, 56867, 68343, 84911, 87527, 98769, 147477, 151183, 170601, 254733, 262581, 326237, 453549, 625537, 934021, 978711, 1663013, 1876611, 2802063, 3588607, 4989039, 6198503, 10765821, 18595509, 68183533, 204550599]

約数ペア:

[(1, 204550599), (3, 68183533), (11, 18595509), (19, 10765821), (33, 6198503), (41, 4989039), (57, 3588607), (73, 2802063), (109, 1876611), (123, 1663013), (209, 978711), (219, 934021), (327, 625537), (451, 453549), (627, 326237), (779, 262581), (803, 254733), (1199, 170601), (1353, 151183), (1387, 147477), (2071, 98769), (2337, 87527), (2409, 84911), (2993, 68343), (3597, 56867), (4161, 49159), (4469, 45771), (6213, 32923), (7957, 25707), (8569, 23871), (8979, 22781), (13407, 15257)]