219608788

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{3877}}^1$

素因数の和:3929

約数の個数: 54

約数和(自身を含む): 475027854

約数和(自身を除く): 255419066

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 289, 476, 578, 833, 1156, 1666, 2023, 3332, 3877, 4046, 7754, 8092, 14161, 15508, 27139, 28322, 54278, 56644, 65909, 108556, 131818, 189973, 263636, 379946, 461363, 759892, 922726, 1120453, 1845452, 2240906, 3229541, 4481812, 6459082, 7843171, 12918164, 15686342, 31372684, 54902197, 109804394, 219608788]

約数ペア:

[(1, 219608788), (2, 109804394), (4, 54902197), (7, 31372684), (14, 15686342), (17, 12918164), (28, 7843171), (34, 6459082), (49, 4481812), (68, 3229541), (98, 2240906), (119, 1845452), (196, 1120453), (238, 922726), (289, 759892), (476, 461363), (578, 379946), (833, 263636), (1156, 189973), (1666, 131818), (2023, 108556), (3332, 65909), (3877, 56644), (4046, 54278), (7754, 28322), (8092, 27139), (14161, 15508)]