1220648

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 2737140

約数和(自身を除く): 1516492

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 97, 104, 121, 143, 194, 242, 286, 388, 484, 572, 776, 968, 1067, 1144, 1261, 1573, 2134, 2522, 3146, 4268, 5044, 6292, 8536, 10088, 11737, 12584, 13871, 23474, 27742, 46948, 55484, 93896, 110968, 152581, 305162, 610324, 1220648]

約数ペア:

[(1, 1220648), (2, 610324), (4, 305162), (8, 152581), (11, 110968), (13, 93896), (22, 55484), (26, 46948), (44, 27742), (52, 23474), (88, 13871), (97, 12584), (104, 11737), (121, 10088), (143, 8536), (194, 6292), (242, 5044), (286, 4268), (388, 3146), (484, 2522), (572, 2134), (776, 1573), (968, 1261), (1067, 1144)]