1644339195

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:829

約数の個数: 72

約数和(自身を含む): 3046505904

約数和(自身を除く): 1402166709

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 227, 255, 289, 557, 681, 765, 867, 1135, 1445, 1671, 2043, 2601, 2785, 3405, 3859, 4335, 5013, 8355, 9469, 10215, 11577, 13005, 19295, 25065, 28407, 34731, 47345, 57885, 65603, 85221, 126439, 142035, 160973, 173655, 196809, 328015, 379317, 426105, 482919, 590427, 632195, 804865, 984045, 1137951, 1448757, 1896585, 2149463, 2414595, 2952135, 5689755, 6448389, 7243785, 10747315, 19345167, 32241945, 36540871, 96725835, 109622613, 182704355, 328867839, 548113065, 1644339195]

約数ペア:

[(1, 1644339195), (3, 548113065), (5, 328867839), (9, 182704355), (15, 109622613), (17, 96725835), (45, 36540871), (51, 32241945), (85, 19345167), (153, 10747315), (227, 7243785), (255, 6448389), (289, 5689755), (557, 2952135), (681, 2414595), (765, 2149463), (867, 1896585), (1135, 1448757), (1445, 1137951), (1671, 984045), (2043, 804865), (2601, 632195), (2785, 590427), (3405, 482919), (3859, 426105), (4335, 379317), (5013, 328015), (8355, 196809), (9469, 173655), (10215, 160973), (11577, 142035), (13005, 126439), (19295, 85221), (25065, 65603), (28407, 57885), (34731, 47345)]