218743812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28001}}^1$

素因数の和:28049

約数の個数: 72

約数和(自身を含む): 652334592

約数和(自身を除く): 433590780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 28001, 56002, 84003, 112004, 168006, 196007, 252009, 336012, 392014, 504018, 588021, 784028, 868031, 1008036, 1176042, 1736062, 1764063, 2352084, 2604093, 3472124, 3528126, 5208186, 6076217, 7056252, 7812279, 10416372, 12152434, 15624558, 18228651, 24304868, 31249116, 36457302, 54685953, 72914604, 109371906, 218743812]

約数ペア:

[(1, 218743812), (2, 109371906), (3, 72914604), (4, 54685953), (6, 36457302), (7, 31249116), (9, 24304868), (12, 18228651), (14, 15624558), (18, 12152434), (21, 10416372), (28, 7812279), (31, 7056252), (36, 6076217), (42, 5208186), (62, 3528126), (63, 3472124), (84, 2604093), (93, 2352084), (124, 1764063), (126, 1736062), (186, 1176042), (217, 1008036), (252, 868031), (279, 784028), (372, 588021), (434, 504018), (558, 392014), (651, 336012), (868, 252009), (1116, 196007), (1302, 168006), (1953, 112004), (2604, 84003), (3906, 56002), (7812, 28001)]