16474509

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 26484480

約数和(自身を除く): 10009971

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 207, 239, 333, 621, 717, 851, 999, 1863, 2151, 2553, 2997, 5497, 6453, 7659, 8843, 16491, 19359, 22977, 26529, 49473, 68931, 79587, 148419, 203389, 238761, 445257, 610167, 716283, 1830501, 5491503, 16474509]

約数ペア:

[(1, 16474509), (3, 5491503), (9, 1830501), (23, 716283), (27, 610167), (37, 445257), (69, 238761), (81, 203389), (111, 148419), (207, 79587), (239, 68931), (333, 49473), (621, 26529), (717, 22977), (851, 19359), (999, 16491), (1863, 8843), (2151, 7659), (2553, 6453), (2997, 5497)]