945831438

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 2332800000

約数和(自身を除く): 1386968562

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 149, 171, 207, 269, 298, 342, 414, 437, 447, 513, 538, 621, 807, 874, 894, 1026, 1242, 1311, 1341, 1614, 2421, 2622, 2682, 2831, 3427, 3933, 4023, 4842, 5111, 5662, 6187, 6854, 7263, 7866, 8046, 8493, 10222, 10281, 11799, 12374, 14526, 15333, 16986, 18561, 20562, 23598, 25479, 30666, 30843, 37122, 40081, 45999, 50958, 55683, 61686, 65113, 76437, 80162, 91998, 92529, 111366, 117553, 120243, 130226, 137997, 152874, 167049, 185058, 195339, 235106, 240486, 275994, 334098, 352659, 360729, 390678, 586017, 705318, 721458, 761539, 921863, 1057977, 1082187, 1172034, 1523078, 1758051, 1843726, 2115954, 2164374, 2284617, 2765589, 3173931, 3516102, 4569234, 5531178, 6347862, 6853851, 8296767, 13707702, 16593534, 17515397, 20561553, 24890301, 35030794, 41123106, 49780602, 52546191, 105092382, 157638573, 315277146, 472915719, 945831438]

約数ペア:

[(1, 945831438), (2, 472915719), (3, 315277146), (6, 157638573), (9, 105092382), (18, 52546191), (19, 49780602), (23, 41123106), (27, 35030794), (38, 24890301), (46, 20561553), (54, 17515397), (57, 16593534), (69, 13707702), (114, 8296767), (138, 6853851), (149, 6347862), (171, 5531178), (207, 4569234), (269, 3516102), (298, 3173931), (342, 2765589), (414, 2284617), (437, 2164374), (447, 2115954), (513, 1843726), (538, 1758051), (621, 1523078), (807, 1172034), (874, 1082187), (894, 1057977), (1026, 921863), (1242, 761539), (1311, 721458), (1341, 705318), (1614, 586017), (2421, 390678), (2622, 360729), (2682, 352659), (2831, 334098), (3427, 275994), (3933, 240486), (4023, 235106), (4842, 195339), (5111, 185058), (5662, 167049), (6187, 152874), (6854, 137997), (7263, 130226), (7866, 120243), (8046, 117553), (8493, 111366), (10222, 92529), (10281, 91998), (11799, 80162), (12374, 76437), (14526, 65113), (15333, 61686), (16986, 55683), (18561, 50958), (20562, 45999), (23598, 40081), (25479, 37122), (30666, 30843)]