261862866

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1360

約数の個数: 96

約数和(自身を含む): 648984960

約数和(自身を除く): 387122094

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 29, 34, 46, 51, 58, 69, 87, 102, 138, 153, 174, 207, 261, 306, 391, 414, 493, 522, 667, 782, 986, 1173, 1283, 1334, 1479, 2001, 2346, 2566, 2958, 3519, 3849, 4002, 4437, 6003, 7038, 7698, 8874, 11339, 11547, 12006, 21811, 22678, 23094, 29509, 34017, 37207, 43622, 59018, 65433, 68034, 74414, 88527, 102051, 111621, 130866, 177054, 196299, 204102, 223242, 265581, 334863, 392598, 501653, 531162, 632519, 669726, 855761, 1003306, 1265038, 1504959, 1711522, 1897557, 2567283, 3009918, 3795114, 4514877, 5134566, 5692671, 7701849, 9029754, 11385342, 14547937, 15403698, 29095874, 43643811, 87287622, 130931433, 261862866]

約数ペア:

[(1, 261862866), (2, 130931433), (3, 87287622), (6, 43643811), (9, 29095874), (17, 15403698), (18, 14547937), (23, 11385342), (29, 9029754), (34, 7701849), (46, 5692671), (51, 5134566), (58, 4514877), (69, 3795114), (87, 3009918), (102, 2567283), (138, 1897557), (153, 1711522), (174, 1504959), (207, 1265038), (261, 1003306), (306, 855761), (391, 669726), (414, 632519), (493, 531162), (522, 501653), (667, 392598), (782, 334863), (986, 265581), (1173, 223242), (1283, 204102), (1334, 196299), (1479, 177054), (2001, 130866), (2346, 111621), (2566, 102051), (2958, 88527), (3519, 74414), (3849, 68034), (4002, 65433), (4437, 59018), (6003, 43622), (7038, 37207), (7698, 34017), (8874, 29509), (11339, 23094), (11547, 22678), (12006, 21811)]