254609862

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{409}}^1$

素因数の和:797

約数の個数: 64

約数和(自身を含む): 575285760

約数和(自身を除く): 320675898

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 347, 409, 598, 694, 818, 897, 1041, 1227, 1794, 2082, 2454, 4511, 5317, 7981, 9022, 9407, 10634, 13533, 15951, 15962, 18814, 23943, 27066, 28221, 31902, 47886, 56442, 103753, 122291, 141923, 207506, 244582, 283846, 311259, 366873, 425769, 622518, 733746, 851538, 1844999, 3264229, 3689998, 5534997, 6528458, 9792687, 11069994, 19585374, 42434977, 84869954, 127304931, 254609862]

約数ペア:

[(1, 254609862), (2, 127304931), (3, 84869954), (6, 42434977), (13, 19585374), (23, 11069994), (26, 9792687), (39, 6528458), (46, 5534997), (69, 3689998), (78, 3264229), (138, 1844999), (299, 851538), (347, 733746), (409, 622518), (598, 425769), (694, 366873), (818, 311259), (897, 283846), (1041, 244582), (1227, 207506), (1794, 141923), (2082, 122291), (2454, 103753), (4511, 56442), (5317, 47886), (7981, 31902), (9022, 28221), (9407, 27066), (10634, 23943), (13533, 18814), (15951, 15962)]