128887304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{177043}}^1$

素因数の和:177069

約数の個数: 32

約数和(自身を含む): 297433920

約数和(自身を除く): 168546616

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 177043, 354086, 708172, 1239301, 1416344, 2301559, 2478602, 4603118, 4957204, 9206236, 9914408, 16110913, 18412472, 32221826, 64443652, 128887304]

約数ペア:

[(1, 128887304), (2, 64443652), (4, 32221826), (7, 18412472), (8, 16110913), (13, 9914408), (14, 9206236), (26, 4957204), (28, 4603118), (52, 2478602), (56, 2301559), (91, 1416344), (104, 1239301), (182, 708172), (364, 354086), (728, 177043)]