42387213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 63590400

約数和(自身を除く): 21203187

約数列:

[1, 3, 11, 33, 71, 79, 213, 229, 237, 687, 781, 869, 2343, 2519, 2607, 5609, 7557, 16259, 16827, 18091, 48777, 54273, 61699, 178849, 185097, 199001, 536547, 597003, 1284461, 3853383, 14129071, 42387213]

約数ペア:

[(1, 42387213), (3, 14129071), (11, 3853383), (33, 1284461), (71, 597003), (79, 536547), (213, 199001), (229, 185097), (237, 178849), (687, 61699), (781, 54273), (869, 48777), (2343, 18091), (2519, 16827), (2607, 16259), (5609, 7557)]