328331344

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13421}}^1$

素因数の和:13579

約数の個数: 40

約数和(自身を含む): 699017760

約数和(自身を除く): 370686416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 278, 556, 1112, 1529, 2224, 3058, 6116, 12232, 13421, 24464, 26842, 53684, 107368, 147631, 214736, 295262, 590524, 1181048, 1865519, 2362096, 3731038, 7462076, 14924152, 20520709, 29848304, 41041418, 82082836, 164165672, 328331344]

約数ペア:

[(1, 328331344), (2, 164165672), (4, 82082836), (8, 41041418), (11, 29848304), (16, 20520709), (22, 14924152), (44, 7462076), (88, 3731038), (139, 2362096), (176, 1865519), (278, 1181048), (556, 590524), (1112, 295262), (1529, 214736), (2224, 147631), (3058, 107368), (6116, 53684), (12232, 26842), (13421, 24464)]