289969226

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 462274560

約数和(自身を除く): 172305334

約数列:

[1, 2, 31, 47, 62, 94, 151, 302, 659, 1318, 1457, 2914, 4681, 7097, 9362, 14194, 20429, 30973, 40858, 61946, 99509, 199018, 220007, 440014, 960163, 1920326, 3084779, 4676923, 6169558, 9353846, 144984613, 289969226]

約数ペア:

[(1, 289969226), (2, 144984613), (31, 9353846), (47, 6169558), (62, 4676923), (94, 3084779), (151, 1920326), (302, 960163), (659, 440014), (1318, 220007), (1457, 199018), (2914, 99509), (4681, 61946), (7097, 40858), (9362, 30973), (14194, 20429)]