1280203898

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 2011046400

約数和(自身を除く): 730842502

約数列:

[1, 2, 29, 58, 137, 274, 367, 439, 734, 878, 3973, 7946, 10643, 12731, 21286, 25462, 50279, 60143, 100558, 120286, 161113, 322226, 1458091, 1744147, 2916182, 3488294, 4672277, 9344554, 22072481, 44144962, 640101949, 1280203898]

約数ペア:

[(1, 1280203898), (2, 640101949), (29, 44144962), (58, 22072481), (137, 9344554), (274, 4672277), (367, 3488294), (439, 2916182), (734, 1744147), (878, 1458091), (3973, 322226), (7946, 161113), (10643, 120286), (12731, 100558), (21286, 60143), (25462, 50279)]