777777996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 1966648320

約数和(自身を除く): 1188870324

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 181, 188, 228, 282, 362, 401, 543, 564, 724, 802, 893, 1086, 1203, 1604, 1786, 2172, 2406, 2679, 3439, 3572, 4812, 5358, 6878, 7619, 8507, 10317, 10716, 13756, 15238, 17014, 18847, 20634, 22857, 25521, 30476, 34028, 37694, 41268, 45714, 51042, 56541, 72581, 75388, 91428, 102084, 113082, 145162, 161633, 217743, 226164, 290324, 323266, 358093, 435486, 484899, 646532, 716186, 870972, 969798, 1074279, 1379039, 1432372, 1939596, 2148558, 2758078, 3411307, 4137117, 4297116, 5516156, 6822614, 8274234, 10233921, 13645228, 16548468, 20467842, 40935684, 64814833, 129629666, 194444499, 259259332, 388888998, 777777996]

約数ペア:

[(1, 777777996), (2, 388888998), (3, 259259332), (4, 194444499), (6, 129629666), (12, 64814833), (19, 40935684), (38, 20467842), (47, 16548468), (57, 13645228), (76, 10233921), (94, 8274234), (114, 6822614), (141, 5516156), (181, 4297116), (188, 4137117), (228, 3411307), (282, 2758078), (362, 2148558), (401, 1939596), (543, 1432372), (564, 1379039), (724, 1074279), (802, 969798), (893, 870972), (1086, 716186), (1203, 646532), (1604, 484899), (1786, 435486), (2172, 358093), (2406, 323266), (2679, 290324), (3439, 226164), (3572, 217743), (4812, 161633), (5358, 145162), (6878, 113082), (7619, 102084), (8507, 91428), (10317, 75388), (10716, 72581), (13756, 56541), (15238, 51042), (17014, 45714), (18847, 41268), (20634, 37694), (22857, 34028), (25521, 30476)]