1628787918

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1657}}^1$

素因数の和:2121

約数の個数: 64

約数和(自身を含む): 3609930240

約数和(自身を除く): 1981142322

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 419, 782, 838, 1173, 1257, 1657, 2346, 2514, 3314, 4971, 7123, 9637, 9942, 14246, 19274, 21369, 28169, 28911, 38111, 42738, 56338, 57822, 76222, 84507, 114333, 163829, 169014, 228666, 327658, 491487, 647887, 694283, 982974, 1295774, 1388566, 1943661, 2082849, 3887322, 4165698, 11802811, 15968509, 23605622, 31937018, 35408433, 47905527, 70816866, 95811054, 271464653, 542929306, 814393959, 1628787918]

約数ペア:

[(1, 1628787918), (2, 814393959), (3, 542929306), (6, 271464653), (17, 95811054), (23, 70816866), (34, 47905527), (46, 35408433), (51, 31937018), (69, 23605622), (102, 15968509), (138, 11802811), (391, 4165698), (419, 3887322), (782, 2082849), (838, 1943661), (1173, 1388566), (1257, 1295774), (1657, 982974), (2346, 694283), (2514, 647887), (3314, 491487), (4971, 327658), (7123, 228666), (9637, 169014), (9942, 163829), (14246, 114333), (19274, 84507), (21369, 76222), (28169, 57822), (28911, 56338), (38111, 42738)]