247637982

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:1021

約数の個数: 64

約数和(自身を含む): 545587200

約数和(自身を除く): 297949218

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 79, 93, 114, 158, 186, 237, 474, 589, 887, 1178, 1501, 1767, 1774, 2449, 2661, 3002, 3534, 4503, 4898, 5322, 7347, 9006, 14694, 16853, 27497, 33706, 46531, 50559, 54994, 70073, 82491, 93062, 101118, 139593, 140146, 164982, 210219, 279186, 420438, 522443, 1044886, 1331387, 1567329, 2172263, 2662774, 3134658, 3994161, 4344526, 6516789, 7988322, 13033578, 41272997, 82545994, 123818991, 247637982]

約数ペア:

[(1, 247637982), (2, 123818991), (3, 82545994), (6, 41272997), (19, 13033578), (31, 7988322), (38, 6516789), (57, 4344526), (62, 3994161), (79, 3134658), (93, 2662774), (114, 2172263), (158, 1567329), (186, 1331387), (237, 1044886), (474, 522443), (589, 420438), (887, 279186), (1178, 210219), (1501, 164982), (1767, 140146), (1774, 139593), (2449, 101118), (2661, 93062), (3002, 82491), (3534, 70073), (4503, 54994), (4898, 50559), (5322, 46531), (7347, 33706), (9006, 27497), (14694, 16853)]