217198804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 409147200

約数和(自身を除く): 191948396

約数列:

[1, 2, 4, 19, 38, 76, 89, 163, 178, 197, 326, 356, 394, 652, 788, 1691, 3097, 3382, 3743, 6194, 6764, 7486, 12388, 14507, 14972, 17533, 29014, 32111, 35066, 58028, 64222, 70132, 128444, 275633, 333127, 551266, 610109, 666254, 1102532, 1220218, 1332508, 2440436, 2857879, 5715758, 11431516, 54299701, 108599402, 217198804]

約数ペア:

[(1, 217198804), (2, 108599402), (4, 54299701), (19, 11431516), (38, 5715758), (76, 2857879), (89, 2440436), (163, 1332508), (178, 1220218), (197, 1102532), (326, 666254), (356, 610109), (394, 551266), (652, 333127), (788, 275633), (1691, 128444), (3097, 70132), (3382, 64222), (3743, 58028), (6194, 35066), (6764, 32111), (7486, 29014), (12388, 17533), (14507, 14972)]