178141383

素因数分解:

$3^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2423}}^1$

素因数の和:2828

約数の個数: 32

約数和(自身を含む): 302515200

約数和(自身を除く): 124373817

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 389, 1167, 2423, 2723, 3501, 7269, 8169, 10503, 16961, 21807, 24507, 50883, 65421, 73521, 152649, 457947, 942547, 2827641, 6597829, 8482923, 19793487, 25448769, 59380461, 178141383]

約数ペア:

[(1, 178141383), (3, 59380461), (7, 25448769), (9, 19793487), (21, 8482923), (27, 6597829), (63, 2827641), (189, 942547), (389, 457947), (1167, 152649), (2423, 73521), (2723, 65421), (3501, 50883), (7269, 24507), (8169, 21807), (10503, 16961)]