291249414

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:546

約数の個数: 72

約数和(自身を含む): 670302360

約数和(自身を除く): 379052946

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 73, 138, 146, 207, 219, 414, 419, 438, 529, 657, 838, 1058, 1257, 1314, 1587, 1679, 2514, 3174, 3358, 3771, 4761, 5037, 7542, 9522, 9637, 10074, 15111, 19274, 28911, 30222, 30587, 38617, 57822, 61174, 77234, 86733, 91761, 115851, 173466, 183522, 221651, 231702, 275283, 347553, 443302, 550566, 664953, 695106, 703501, 1329906, 1407002, 1994859, 2110503, 3989718, 4221006, 6331509, 12663018, 16180523, 32361046, 48541569, 97083138, 145624707, 291249414]

約数ペア:

[(1, 291249414), (2, 145624707), (3, 97083138), (6, 48541569), (9, 32361046), (18, 16180523), (23, 12663018), (46, 6331509), (69, 4221006), (73, 3989718), (138, 2110503), (146, 1994859), (207, 1407002), (219, 1329906), (414, 703501), (419, 695106), (438, 664953), (529, 550566), (657, 443302), (838, 347553), (1058, 275283), (1257, 231702), (1314, 221651), (1587, 183522), (1679, 173466), (2514, 115851), (3174, 91761), (3358, 86733), (3771, 77234), (4761, 61174), (5037, 57822), (7542, 38617), (9522, 30587), (9637, 30222), (10074, 28911), (15111, 19274)]