27789628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 54946080

約数和(自身を除く): 27156452

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 137, 157, 274, 314, 323, 548, 628, 646, 1292, 2329, 2603, 2669, 2983, 4658, 5206, 5338, 5966, 9316, 10412, 10676, 11932, 21509, 43018, 44251, 50711, 86036, 88502, 101422, 177004, 202844, 365653, 408671, 731306, 817342, 1462612, 1634684, 6947407, 13894814, 27789628]

約数ペア:

[(1, 27789628), (2, 13894814), (4, 6947407), (17, 1634684), (19, 1462612), (34, 817342), (38, 731306), (68, 408671), (76, 365653), (137, 202844), (157, 177004), (274, 101422), (314, 88502), (323, 86036), (548, 50711), (628, 44251), (646, 43018), (1292, 21509), (2329, 11932), (2603, 10676), (2669, 10412), (2983, 9316), (4658, 5966), (5206, 5338)]