209966172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:603

約数の個数: 96

約数和(自身を含む): 555824640

約数和(自身を除く): 345858468

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 139, 156, 276, 278, 299, 417, 421, 556, 598, 834, 842, 897, 1196, 1263, 1668, 1684, 1794, 1807, 2526, 3197, 3588, 3614, 5052, 5421, 5473, 6394, 7228, 9591, 9683, 10842, 10946, 12788, 16419, 19182, 19366, 21684, 21892, 29049, 32838, 38364, 38732, 41561, 58098, 58519, 65676, 83122, 116196, 117038, 124683, 125879, 166244, 175557, 234076, 249366, 251758, 351114, 377637, 498732, 503516, 702228, 755274, 760747, 1345937, 1510548, 1521494, 2282241, 2691874, 3042988, 4037811, 4564482, 5383748, 8075622, 9128964, 16151244, 17497181, 34994362, 52491543, 69988724, 104983086, 209966172]

約数ペア:

[(1, 209966172), (2, 104983086), (3, 69988724), (4, 52491543), (6, 34994362), (12, 17497181), (13, 16151244), (23, 9128964), (26, 8075622), (39, 5383748), (46, 4564482), (52, 4037811), (69, 3042988), (78, 2691874), (92, 2282241), (138, 1521494), (139, 1510548), (156, 1345937), (276, 760747), (278, 755274), (299, 702228), (417, 503516), (421, 498732), (556, 377637), (598, 351114), (834, 251758), (842, 249366), (897, 234076), (1196, 175557), (1263, 166244), (1668, 125879), (1684, 124683), (1794, 117038), (1807, 116196), (2526, 83122), (3197, 65676), (3588, 58519), (3614, 58098), (5052, 41561), (5421, 38732), (5473, 38364), (6394, 32838), (7228, 29049), (9591, 21892), (9683, 21684), (10842, 19366), (10946, 19182), (12788, 16419)]