1338584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 2760240

約数和(自身を除く): 1421656

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 211, 244, 422, 488, 793, 844, 1586, 1688, 2743, 3172, 5486, 6344, 10972, 12871, 21944, 25742, 51484, 102968, 167323, 334646, 669292, 1338584]

約数ペア:

[(1, 1338584), (2, 669292), (4, 334646), (8, 167323), (13, 102968), (26, 51484), (52, 25742), (61, 21944), (104, 12871), (122, 10972), (211, 6344), (244, 5486), (422, 3172), (488, 2743), (793, 1688), (844, 1586)]