42990939

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 67558400

約数和(自身を除く): 24567461

約数列:

[1, 3, 9, 19, 27, 57, 171, 181, 463, 513, 543, 1389, 1629, 3439, 4167, 4887, 8797, 10317, 12501, 26391, 30951, 79173, 83803, 92853, 237519, 251409, 754227, 1592257, 2262681, 4776771, 14330313, 42990939]

約数ペア:

[(1, 42990939), (3, 14330313), (9, 4776771), (19, 2262681), (27, 1592257), (57, 754227), (171, 251409), (181, 237519), (463, 92853), (513, 83803), (543, 79173), (1389, 30951), (1629, 26391), (3439, 12501), (4167, 10317), (4887, 8797)]