213306549481

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 239341547520

約数和(自身を除く): 26034998039

約数列:

[1, 19, 47, 53, 67, 137, 491, 893, 1007, 1273, 2491, 2603, 3149, 3551, 6439, 7261, 9179, 9329, 23077, 26023, 32897, 47329, 59831, 67267, 67469, 122341, 137959, 166897, 174401, 341267, 431413, 438463, 486487, 494437, 625043, 1223081, 1278073, 1546159, 1743541, 3161549, 3171043, 3565151, 4506889, 6484073, 8196847, 9243253, 22864889, 23238539, 29377021, 33127279, 60069431, 67737869, 81946427, 85630891, 167562097, 211823783, 238865117, 434432891, 1556982113, 3183679843, 4024651877, 4538437223, 11226660499, 213306549481]

約数ペア:

[(1, 213306549481), (19, 11226660499), (47, 4538437223), (53, 4024651877), (67, 3183679843), (137, 1556982113), (491, 434432891), (893, 238865117), (1007, 211823783), (1273, 167562097), (2491, 85630891), (2603, 81946427), (3149, 67737869), (3551, 60069431), (6439, 33127279), (7261, 29377021), (9179, 23238539), (9329, 22864889), (23077, 9243253), (26023, 8196847), (32897, 6484073), (47329, 4506889), (59831, 3565151), (67267, 3171043), (67469, 3161549), (122341, 1743541), (137959, 1546159), (166897, 1278073), (174401, 1223081), (341267, 625043), (431413, 494437), (438463, 486487)]