289917628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 692955648

約数和(自身を除く): 403038020

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 61, 77, 91, 122, 143, 154, 182, 244, 286, 308, 364, 427, 572, 671, 793, 854, 1001, 1187, 1342, 1586, 1708, 2002, 2374, 2684, 3172, 4004, 4697, 4748, 5551, 8309, 8723, 9394, 11102, 13057, 15431, 16618, 17446, 18788, 22204, 26114, 30862, 33236, 34892, 52228, 61061, 61724, 72407, 91399, 108017, 122122, 144814, 169741, 182798, 216034, 244244, 289628, 339482, 365596, 432068, 506849, 678964, 796477, 941291, 1013698, 1188187, 1592954, 1882582, 2027396, 2376374, 3185908, 3765164, 4752748, 5575339, 6589037, 10354201, 11150678, 13178074, 20708402, 22301356, 26356148, 41416804, 72479407, 144958814, 289917628]

約数ペア:

[(1, 289917628), (2, 144958814), (4, 72479407), (7, 41416804), (11, 26356148), (13, 22301356), (14, 20708402), (22, 13178074), (26, 11150678), (28, 10354201), (44, 6589037), (52, 5575339), (61, 4752748), (77, 3765164), (91, 3185908), (122, 2376374), (143, 2027396), (154, 1882582), (182, 1592954), (244, 1188187), (286, 1013698), (308, 941291), (364, 796477), (427, 678964), (572, 506849), (671, 432068), (793, 365596), (854, 339482), (1001, 289628), (1187, 244244), (1342, 216034), (1586, 182798), (1708, 169741), (2002, 144814), (2374, 122122), (2684, 108017), (3172, 91399), (4004, 72407), (4697, 61724), (4748, 61061), (5551, 52228), (8309, 34892), (8723, 33236), (9394, 30862), (11102, 26114), (13057, 22204), (15431, 18788), (16618, 17446)]