42738219

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 65664000

約数和(自身を除く): 22925781

約数列:

[1, 3, 9, 27, 37, 111, 179, 239, 333, 537, 717, 999, 1611, 2151, 4833, 6453, 6623, 8843, 19869, 26529, 42781, 59607, 79587, 128343, 178821, 238761, 385029, 1155087, 1582897, 4748691, 14246073, 42738219]

約数ペア:

[(1, 42738219), (3, 14246073), (9, 4748691), (27, 1582897), (37, 1155087), (111, 385029), (179, 238761), (239, 178821), (333, 128343), (537, 79587), (717, 59607), (999, 42781), (1611, 26529), (2151, 19869), (4833, 8843), (6453, 6623)]