1281468243

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 2038579200

約数和(自身を除く): 757110957

約数列:

[1, 3, 11, 19, 33, 41, 57, 79, 123, 209, 237, 451, 627, 631, 779, 869, 1353, 1501, 1893, 2337, 2607, 3239, 4503, 6941, 8569, 9717, 11989, 16511, 20823, 25707, 25871, 35629, 35967, 49533, 49849, 61541, 77613, 106887, 131879, 149547, 184623, 284581, 395637, 491549, 548339, 676951, 853743, 947131, 1474647, 1645017, 2030853, 2043809, 2841393, 5407039, 6131427, 10418441, 16221117, 22481899, 31255323, 38832371, 67445697, 116497113, 427156081, 1281468243]

約数ペア:

[(1, 1281468243), (3, 427156081), (11, 116497113), (19, 67445697), (33, 38832371), (41, 31255323), (57, 22481899), (79, 16221117), (123, 10418441), (209, 6131427), (237, 5407039), (451, 2841393), (627, 2043809), (631, 2030853), (779, 1645017), (869, 1474647), (1353, 947131), (1501, 853743), (1893, 676951), (2337, 548339), (2607, 491549), (3239, 395637), (4503, 284581), (6941, 184623), (8569, 149547), (9717, 131879), (11989, 106887), (16511, 77613), (20823, 61541), (25707, 49849), (25871, 49533), (35629, 35967)]