289679438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 463719168

約数和(自身を除く): 174039730

約数列:

[1, 2, 31, 37, 62, 74, 197, 394, 641, 1147, 1282, 2294, 6107, 7289, 12214, 14578, 19871, 23717, 39742, 47434, 126277, 225959, 252554, 451918, 735227, 1470454, 3914587, 4672249, 7829174, 9344498, 144839719, 289679438]

約数ペア:

[(1, 289679438), (2, 144839719), (31, 9344498), (37, 7829174), (62, 4672249), (74, 3914587), (197, 1470454), (394, 735227), (641, 451918), (1147, 252554), (1282, 225959), (2294, 126277), (6107, 47434), (7289, 39742), (12214, 23717), (14578, 19871)]