28324345

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 41287680

約数和(自身を除く): 12963335

約数列:

[1, 5, 7, 19, 35, 95, 133, 191, 223, 665, 955, 1115, 1337, 1561, 3629, 4237, 6685, 7805, 18145, 21185, 25403, 29659, 42593, 127015, 148295, 212965, 298151, 809267, 1490755, 4046335, 5664869, 28324345]

約数ペア:

[(1, 28324345), (5, 5664869), (7, 4046335), (19, 1490755), (35, 809267), (95, 298151), (133, 212965), (191, 148295), (223, 127015), (665, 42593), (955, 29659), (1115, 25403), (1337, 21185), (1561, 18145), (3629, 7805), (4237, 6685)]