205502154

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 520950528

約数和(自身を除く): 315448374

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 73, 78, 102, 143, 146, 187, 193, 219, 221, 286, 374, 386, 429, 438, 442, 561, 579, 663, 803, 858, 949, 1122, 1158, 1241, 1326, 1606, 1898, 2123, 2409, 2431, 2482, 2509, 2847, 3281, 3723, 4246, 4818, 4862, 5018, 5694, 6369, 6562, 7293, 7446, 7527, 9843, 10439, 12738, 13651, 14089, 14586, 15054, 16133, 19686, 20878, 27302, 27599, 28178, 31317, 32266, 36091, 40953, 42267, 42653, 48399, 55198, 62634, 72182, 81906, 82797, 84534, 85306, 96798, 108273, 127959, 154979, 165594, 177463, 183157, 216546, 239513, 255918, 309958, 354926, 366314, 464937, 469183, 479026, 532389, 549471, 718539, 929874, 938366, 1064778, 1098942, 1407549, 1437078, 2014727, 2634643, 2815098, 3113669, 4029454, 5269286, 6044181, 6227338, 7903929, 9341007, 12088362, 15807858, 18682014, 34250359, 68500718, 102751077, 205502154]

約数ペア:

[(1, 205502154), (2, 102751077), (3, 68500718), (6, 34250359), (11, 18682014), (13, 15807858), (17, 12088362), (22, 9341007), (26, 7903929), (33, 6227338), (34, 6044181), (39, 5269286), (51, 4029454), (66, 3113669), (73, 2815098), (78, 2634643), (102, 2014727), (143, 1437078), (146, 1407549), (187, 1098942), (193, 1064778), (219, 938366), (221, 929874), (286, 718539), (374, 549471), (386, 532389), (429, 479026), (438, 469183), (442, 464937), (561, 366314), (579, 354926), (663, 309958), (803, 255918), (858, 239513), (949, 216546), (1122, 183157), (1158, 177463), (1241, 165594), (1326, 154979), (1606, 127959), (1898, 108273), (2123, 96798), (2409, 85306), (2431, 84534), (2482, 82797), (2509, 81906), (2847, 72182), (3281, 62634), (3723, 55198), (4246, 48399), (4818, 42653), (4862, 42267), (5018, 40953), (5694, 36091), (6369, 32266), (6562, 31317), (7293, 28178), (7446, 27599), (7527, 27302), (9843, 20878), (10439, 19686), (12738, 16133), (13651, 15054), (14089, 14586)]