1644293684

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:198

約数の個数: 108

約数和(自身を含む): 3387886656

約数和(自身を除く): 1743592972

約数列:

[1, 2, 4, 11, 22, 41, 43, 44, 47, 82, 86, 94, 121, 164, 172, 188, 242, 451, 473, 484, 517, 902, 946, 1034, 1681, 1763, 1804, 1892, 1927, 2021, 2068, 3362, 3526, 3854, 4042, 4961, 5203, 5687, 6724, 7052, 7708, 8084, 9922, 10406, 11374, 18491, 19393, 19844, 20812, 21197, 22231, 22748, 36982, 38786, 42394, 44462, 72283, 73964, 77572, 79007, 82861, 84788, 88924, 144566, 158014, 165722, 203401, 213323, 233167, 244541, 289132, 316028, 331444, 406802, 426646, 466334, 489082, 795113, 813604, 853292, 869077, 911471, 932668, 978164, 1590226, 1738154, 1822942, 3180452, 3397301, 3476308, 3645884, 6794602, 8746243, 9559847, 10026181, 13589204, 17492486, 19119694, 20052362, 34984972, 37370311, 38239388, 40104724, 74740622, 149481244, 411073421, 822146842, 1644293684]

約数ペア:

[(1, 1644293684), (2, 822146842), (4, 411073421), (11, 149481244), (22, 74740622), (41, 40104724), (43, 38239388), (44, 37370311), (47, 34984972), (82, 20052362), (86, 19119694), (94, 17492486), (121, 13589204), (164, 10026181), (172, 9559847), (188, 8746243), (242, 6794602), (451, 3645884), (473, 3476308), (484, 3397301), (517, 3180452), (902, 1822942), (946, 1738154), (1034, 1590226), (1681, 978164), (1763, 932668), (1804, 911471), (1892, 869077), (1927, 853292), (2021, 813604), (2068, 795113), (3362, 489082), (3526, 466334), (3854, 426646), (4042, 406802), (4961, 331444), (5203, 316028), (5687, 289132), (6724, 244541), (7052, 233167), (7708, 213323), (8084, 203401), (9922, 165722), (10406, 158014), (11374, 144566), (18491, 88924), (19393, 84788), (19844, 82861), (20812, 79007), (21197, 77572), (22231, 73964), (22748, 72283), (36982, 44462), (38786, 42394)]