289909334

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1797

約数の個数: 64

約数和(自身を含む): 555448320

約数和(自身を除く): 265538986

約数列:

[1, 2, 11, 13, 19, 22, 26, 31, 38, 62, 143, 209, 247, 286, 341, 403, 418, 494, 589, 682, 806, 1178, 1721, 2717, 3442, 4433, 5434, 6479, 7657, 8866, 12958, 15314, 18931, 22373, 32699, 37862, 44746, 53351, 65398, 84227, 106702, 168454, 246103, 359689, 425087, 492206, 586861, 693563, 719378, 850174, 1013669, 1173722, 1387126, 2027338, 4675957, 7629193, 9351914, 11150359, 13177697, 15258386, 22300718, 26355394, 144954667, 289909334]

約数ペア:

[(1, 289909334), (2, 144954667), (11, 26355394), (13, 22300718), (19, 15258386), (22, 13177697), (26, 11150359), (31, 9351914), (38, 7629193), (62, 4675957), (143, 2027338), (209, 1387126), (247, 1173722), (286, 1013669), (341, 850174), (403, 719378), (418, 693563), (494, 586861), (589, 492206), (682, 425087), (806, 359689), (1178, 246103), (1721, 168454), (2717, 106702), (3442, 84227), (4433, 65398), (5434, 53351), (6479, 44746), (7657, 37862), (8866, 32699), (12958, 22373), (15314, 18931)]