42840903

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 67461120

約数和(自身を除く): 24620217

約数列:

[1, 3, 7, 21, 59, 71, 177, 213, 413, 487, 497, 1239, 1461, 1491, 3409, 4189, 10227, 12567, 28733, 29323, 34577, 86199, 87969, 103731, 201131, 242039, 603393, 726117, 2040043, 6120129, 14280301, 42840903]

約数ペア:

[(1, 42840903), (3, 14280301), (7, 6120129), (21, 2040043), (59, 726117), (71, 603393), (177, 242039), (213, 201131), (413, 103731), (487, 87969), (497, 86199), (1239, 34577), (1461, 29323), (1491, 28733), (3409, 12567), (4189, 10227)]