221514692

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3553

約数の個数: 72

約数和(自身を含む): 502740000

約数和(自身を除く): 281225308

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1666, 1862, 2261, 3332, 3499, 3724, 4522, 6998, 9044, 13996, 15827, 24493, 31654, 48986, 59483, 63308, 66481, 97972, 118966, 132962, 171451, 237932, 265924, 342902, 416381, 465367, 685804, 832762, 930734, 1130177, 1665524, 1861468, 2260354, 2914667, 3257569, 4520708, 5829334, 6515138, 7911239, 11658668, 13030276, 15822478, 31644956, 55378673, 110757346, 221514692]

約数ペア:

[(1, 221514692), (2, 110757346), (4, 55378673), (7, 31644956), (14, 15822478), (17, 13030276), (19, 11658668), (28, 7911239), (34, 6515138), (38, 5829334), (49, 4520708), (68, 3257569), (76, 2914667), (98, 2260354), (119, 1861468), (133, 1665524), (196, 1130177), (238, 930734), (266, 832762), (323, 685804), (476, 465367), (532, 416381), (646, 342902), (833, 265924), (931, 237932), (1292, 171451), (1666, 132962), (1862, 118966), (2261, 97972), (3332, 66481), (3499, 63308), (3724, 59483), (4522, 48986), (6998, 31654), (9044, 24493), (13996, 15827)]