311702916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{827}}^1$

素因数の和:1489

約数の個数: 72

約数和(自身を含む): 848395296

約数和(自身を除く): 536692380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 641, 827, 1282, 1654, 1923, 2481, 2564, 3308, 3846, 4487, 4962, 5789, 7692, 8974, 9924, 11578, 13461, 17367, 17948, 23156, 26922, 31409, 34734, 40523, 53844, 62818, 69468, 81046, 94227, 121569, 125636, 162092, 188454, 243138, 376908, 486276, 530107, 1060214, 1590321, 2120428, 3180642, 3710749, 6361284, 7421498, 11132247, 14842996, 22264494, 25975243, 44528988, 51950486, 77925729, 103900972, 155851458, 311702916]

約数ペア:

[(1, 311702916), (2, 155851458), (3, 103900972), (4, 77925729), (6, 51950486), (7, 44528988), (12, 25975243), (14, 22264494), (21, 14842996), (28, 11132247), (42, 7421498), (49, 6361284), (84, 3710749), (98, 3180642), (147, 2120428), (196, 1590321), (294, 1060214), (588, 530107), (641, 486276), (827, 376908), (1282, 243138), (1654, 188454), (1923, 162092), (2481, 125636), (2564, 121569), (3308, 94227), (3846, 81046), (4487, 69468), (4962, 62818), (5789, 53844), (7692, 40523), (8974, 34734), (9924, 31409), (11578, 26922), (13461, 23156), (17367, 17948)]