666001395

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{1327}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 1218147840

約数和(自身を除く): 552146445

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 587, 855, 1327, 1761, 2935, 3981, 5283, 6635, 8805, 11153, 11943, 19905, 25213, 26415, 33459, 55765, 59715, 75639, 100377, 126065, 167295, 226917, 378195, 501885, 778949, 1134585, 2336847, 3894745, 7010541, 11684235, 14800031, 35052705, 44400093, 74000155, 133200279, 222000465, 666001395]

約数ペア:

[(1, 666001395), (3, 222000465), (5, 133200279), (9, 74000155), (15, 44400093), (19, 35052705), (45, 14800031), (57, 11684235), (95, 7010541), (171, 3894745), (285, 2336847), (587, 1134585), (855, 778949), (1327, 501885), (1761, 378195), (2935, 226917), (3981, 167295), (5283, 126065), (6635, 100377), (8805, 75639), (11153, 59715), (11943, 55765), (19905, 33459), (25213, 26415)]