639701106

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{21491}}^1$

素因数の和:21559

約数の個数: 48

約数和(自身を含む): 1440651744

約数和(自身を除く): 800950638

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 121, 123, 242, 246, 363, 451, 726, 902, 1353, 2706, 4961, 9922, 14883, 21491, 29766, 42982, 64473, 128946, 236401, 472802, 709203, 881131, 1418406, 1762262, 2600411, 2643393, 5200822, 5286786, 7801233, 9692441, 15602466, 19384882, 29077323, 58154646, 106616851, 213233702, 319850553, 639701106]

約数ペア:

[(1, 639701106), (2, 319850553), (3, 213233702), (6, 106616851), (11, 58154646), (22, 29077323), (33, 19384882), (41, 15602466), (66, 9692441), (82, 7801233), (121, 5286786), (123, 5200822), (242, 2643393), (246, 2600411), (363, 1762262), (451, 1418406), (726, 881131), (902, 709203), (1353, 472802), (2706, 236401), (4961, 128946), (9922, 64473), (14883, 42982), (21491, 29766)]