28997374

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 50916096

約数和(自身を除く): 21918722

約数列:

[1, 2, 7, 14, 97, 131, 163, 194, 262, 326, 679, 917, 1141, 1358, 1834, 2282, 12707, 15811, 21353, 25414, 31622, 42706, 88949, 110677, 149471, 177898, 221354, 298942, 2071241, 4142482, 14498687, 28997374]

約数ペア:

[(1, 28997374), (2, 14498687), (7, 4142482), (14, 2071241), (97, 298942), (131, 221354), (163, 177898), (194, 149471), (262, 110677), (326, 88949), (679, 42706), (917, 31622), (1141, 25414), (1358, 21353), (1834, 15811), (2282, 12707)]